diff --git a/src/enums/RecordValueType.ts b/src/enums/RecordValueType.ts
index 0f6ef19..8a0e940 100644
--- a/src/enums/RecordValueType.ts
+++ b/src/enums/RecordValueType.ts
@@ -72,4 +72,10 @@ export enum RecordValueType {
    * @type {string}
    */
   FileList = 'FileList',
+
+  /**
+   * @constant DelegateList - The record value is a list of delegates.
+   * @type {string}
+   */
+  DelegateList = 'DelegateList',
 }
diff --git a/src/models/ApiResponse.ts b/src/models/ApiResponse.ts
index c50d0dd..7744668 100644
--- a/src/models/ApiResponse.ts
+++ b/src/models/ApiResponse.ts
@@ -1,28 +1,50 @@
 import { type AxiosResponse } from 'axios';
+import { DelegateType } from '../enums/DelegateType';
 import { FieldStatus } from '../enums/FieldStatus';
 import { FieldType } from '../enums/FieldType';
+import { FileStorageSite } from '../enums/FileStorageSite';
 import { FormulaOutputType } from '../enums/FormulaOutputType';
 import { Multiplicity } from '../enums/Multiplicity';
+import { RecordValueType } from '../enums/RecordValueType';
+import { TimeSpanIncrement } from '../enums/TimeSpanIncrement';
+import { TimeSpanRecurrenceType } from '../enums/TimeSpanRecurrenceType';
 import { App } from './App';
+import { Attachment } from './Attachment';
+import { AttachmentListRecordValue } from './AttachmentListRecordValue';
 import { CollectionResponse } from './CollectionResponse';
 import { CreatedWithIdResponse } from './CreatedWithIdResponse';
+import { DateRecordValue } from './DateRecordValue';
+import { DecimalRecordValue } from './DecimalRecordValue';
+import { Delegate } from './Delegate';
+import { DelegateListRecordValue } from './DelegateListRecordValue';
 import { Field } from './Field';
 import { File } from './File';
 import { FileInfo } from './FileInfo';
+import { FileListRecordValue } from './FileListRecordValue';
 import { FormulaField } from './FormulaField';
 import { GetPagedAppsResponse } from './GetPagedAppsResponse';
 import { GetPagedFieldsResponse } from './GetPagedFieldsResponse';
 import { GetPagedRecordsResponse } from './GetPagedRecordsResponse';
 import { GetPagedReportsResponse } from './GetPagedReportsResponse';
+import { GuidListRecordValue } from './GuidListRecordValue';
+import { GuidRecordValue } from './GuidRecordValue';
+import { IntegerListRecordValue } from './IntegerListRecordValue';
+import { IntegerRecordValue } from './IntegerRecordValue';
 import { ListField } from './ListField';
 import { ListItemResponse } from './ListItemResponse';
 import { ListValue } from './ListValue';
 import { Record } from './Record';
-import { RecordValue } from './RecordValue';
 import { ReferenceField } from './ReferenceField';
 import { Report } from './Report';
 import { ReportData } from './ReportData';
 import { Row } from './Row';
+import { ScoringGroup } from './ScoringGroup';
+import { ScoringGroupListRecordValue } from './ScoringGroupListRecordValue';
+import { StringListRecordValue } from './StringListRecordValue';
+import { StringRecordValue } from './StringRecordValue';
+import { TimeSpanData } from './TimeSpanData';
+import { TimeSpanRecordValue } from './TimeSpanRecordValue';
+import { type RecordValue } from './RecordValue';
 
 /**
  * @class ApiResponse - A generic response object for API requests.
@@ -339,13 +361,10 @@ export class ApiResponse<T> {
     const apiResponse = this as ApiResponse<any>;
 
     const records = apiResponse.data.items.map((item: any) => {
-      const recordValues = item.fieldData.map((fieldData: any) => {
-        return new RecordValue(
-          fieldData.type,
-          fieldData.fieldId,
-          fieldData.value
-        );
-      });
+      const recordValues = item.fieldData.map((recordValueItem: any) =>
+        ApiResponse.getRecordValueByType(recordValueItem)
+      );
+
       return new Record(item.appId, item.recordId, recordValues);
     });
 
@@ -371,13 +390,10 @@ export class ApiResponse<T> {
   public asRecordType(): ApiResponse<Record> {
     const apiResponse = this as ApiResponse<any>;
 
-    const recordValues = apiResponse.data.fieldData.map((fieldData: any) => {
-      return new RecordValue(
-        fieldData.type,
-        fieldData.fieldId,
-        fieldData.value
-      );
-    });
+    const recordValues = apiResponse.data.fieldData.map(
+      (recordValueItem: any) =>
+        ApiResponse.getRecordValueByType(recordValueItem)
+    );
 
     const record = new Record(
       apiResponse.data.appId,
@@ -396,13 +412,10 @@ export class ApiResponse<T> {
     const apiResponse = this as ApiResponse<any>;
 
     const records = apiResponse.data.items.map((item: any) => {
-      const recordValues = item.fieldData.map((fieldData: any) => {
-        return new RecordValue(
-          fieldData.type,
-          fieldData.fieldId,
-          fieldData.value
-        );
-      });
+      const recordValues = item.fieldData.map((recordValueItem: any) =>
+        ApiResponse.getRecordValueByType(recordValueItem)
+      );
+
       return new Record(item.appId, item.recordId, recordValues);
     });
 
@@ -418,8 +431,113 @@ export class ApiResponse<T> {
     );
   }
 
+  private static getRecordValueByType(recordValueItem: any): RecordValue<any> {
+    const type = RecordValueType[recordValueItem.type];
+
+    switch (type) {
+      case RecordValueType.String: {
+        return new StringRecordValue(
+          recordValueItem.fieldId,
+          recordValueItem.value
+        );
+      }
+      case RecordValueType.Integer: {
+        return new IntegerRecordValue(
+          recordValueItem.fieldId,
+          recordValueItem.value
+        );
+      }
+      case RecordValueType.Decimal: {
+        return new DecimalRecordValue(
+          recordValueItem.fieldId,
+          recordValueItem.value
+        );
+      }
+      case RecordValueType.Date: {
+        const date = new Date(recordValueItem.value);
+        return new DateRecordValue(recordValueItem.fieldId, date);
+      }
+      case RecordValueType.TimeSpan: {
+        const timeSpan = ApiResponse.convertToTimeSpanData(
+          recordValueItem.value
+        );
+        return new TimeSpanRecordValue(recordValueItem.fieldId, timeSpan);
+      }
+      case RecordValueType.Guid: {
+        return new GuidRecordValue(
+          recordValueItem.fieldId,
+          recordValueItem.value
+        );
+      }
+      case RecordValueType.StringList: {
+        return new StringListRecordValue(
+          recordValueItem.fieldId,
+          recordValueItem.value
+        );
+      }
+      case RecordValueType.IntegerList: {
+        return new IntegerListRecordValue(
+          recordValueItem.fieldId,
+          recordValueItem.value
+        );
+      }
+      case RecordValueType.GuidList: {
+        return new GuidListRecordValue(
+          recordValueItem.fieldId,
+          recordValueItem.value
+        );
+      }
+      case RecordValueType.AttachmentList: {
+        const attachments = recordValueItem.value.map((attachmentItem: any) =>
+          ApiResponse.convertToAttachment(attachmentItem)
+        );
+
+        return new AttachmentListRecordValue(
+          recordValueItem.fieldId,
+          attachments
+        );
+      }
+      case RecordValueType.ScoringGroupList: {
+        const array = recordValueItem.value as any[];
+        const isDelegateList = array[0].delegateType !== undefined;
+
+        if (isDelegateList) {
+          const delegates = recordValueItem.value.map((delegateItem: any) =>
+            ApiResponse.convertToDelegate(delegateItem)
+          );
+
+          return new DelegateListRecordValue(
+            recordValueItem.fieldId,
+            delegates
+          );
+        }
+
+        const scoringGroups = recordValueItem.value.map(
+          (scoringGroupItem: any) =>
+            ApiResponse.convertToScoringGroup(scoringGroupItem)
+        );
+
+        return new ScoringGroupListRecordValue(
+          recordValueItem.fieldId,
+          scoringGroups
+        );
+      }
+      case RecordValueType.FileList: {
+        return new FileListRecordValue(
+          recordValueItem.fieldId,
+          recordValueItem.value
+        );
+      }
+      default: {
+        throw new Error(
+          `Unknown record value type: ${recordValueItem.type as string}`
+        );
+      }
+    }
+  }
+
   /**
-   * @method asFileCollectionType - Converts the field item to the appropriate field object based upon the field item's type.
+   * @method getFieldByType - Converts the field item to the appropriate field object based upon the field item's type.
    * @param {any} fieldItem - The field item to convert.
    * @returns {Field} - The converted field object.
    * @throws {Error} - If the field item's type is unknown.
@@ -495,6 +613,132 @@ export class ApiResponse<T> {
     }
   }
 
+  private static convertToDelegate(delegateItem: any): Delegate {
+    const delegateType = DelegateType[delegateItem.delegateType];
+
+    if (delegateType === undefined) {
+      throw new Error(
+        `${delegateItem.delegateType as string} is not a valid DelegateType.`
+      );
+    }
+
+    const delegationDateTime = new Date(delegateItem.delegationDateTime);
+
+    const hasName =
+      delegateItem.name !== null && delegateItem.name !== undefined;
+    const name = hasName ? delegateItem.name : null;
+
+    const hasCompletionDate =
+      delegateItem.delegationCompletedDateTime !== null &&
+      delegateItem.delegationCompletedDateTime !== undefined;
+
+    const delegationCompletedDateTime = hasCompletionDate
+      ? new Date(delegateItem.delegationCompletedDateTime)
+      : null;
+
+    return new Delegate(
+      delegateItem.delegateType,
+      name,
+      delegateItem.emailAddress,
+      delegationDateTime,
+      delegationCompletedDateTime
+    );
+  }
+
+  /**
+   * @method convertToScoringGroup - Converts the scoring group item to the appropriate scoring group object.
+   * @param {any} scoringGroupItem - The scoring group item to convert.
+   * @returns {ScoringGroup} - The converted scoring group object.
+   */
+  private static convertToScoringGroup(scoringGroupItem: any): ScoringGroup {
+    return new ScoringGroup(
+      scoringGroupItem.id,
+      scoringGroupItem.name,
+      scoringGroupItem.score,
+      scoringGroupItem.maximumScore
+    );
+  }
+
+  /**
+   * @method convertToAttachment - Converts the attachment item to the appropriate attachment object.
+   * @param {any} attachmentItem - The attachment item to convert.
+   * @returns {Attachment} - The converted attachment object.
+   */
+  private static convertToAttachment(attachmentItem: any): Attachment {
+    const storageLocation = FileStorageSite[attachmentItem.storageLocation];
+
+    if (storageLocation === undefined) {
+      throw new Error(
+        `${
+          attachmentItem.storageLocation as string
+        } is not a valid FileStorageSite.`
+      );
+    }
+
+    const hasNotes =
+      attachmentItem.notes !== null && attachmentItem.notes !== undefined;
+
+    const notes = hasNotes ? attachmentItem.notes : null;
+
+    return new Attachment(
+      attachmentItem.fileId,
+      attachmentItem.fileName,
+      notes,
+      storageLocation
+    );
+  }
+
+  /**
+   * @method convertToTimeSpanData - Converts the time span item to the appropriate time span data object.
+   * @param {any} timeSpanItem - The time span item to convert.
+   * @returns {TimeSpanData} - The converted time span data object.
+   */
+  private static convertToTimeSpanData(timeSpanItem: any): TimeSpanData {
+    const increment = TimeSpanIncrement[timeSpanItem.increment];
+
+    const hasRecurrence =
+      timeSpanItem.recurrence !== null && timeSpanItem.recurrence !== undefined;
+
+    const recurrene = hasRecurrence
+      ? TimeSpanRecurrenceType[timeSpanItem.recurrence]
+      : null;
+
+    const hasEndAfterOccurrences =
+      timeSpanItem.endAfterOccurrences !== null &&
+      timeSpanItem.endAfterOccurrences !== undefined;
+
+    const endAfterOccurrences = hasEndAfterOccurrences
+      ? timeSpanItem.endAfterOccurrences
+      : null;
+
+    const hasEndByDate =
+      timeSpanItem.endByDate !== null && timeSpanItem.endByDate !== undefined;
+
+    const endByDate = hasEndByDate ? new Date(timeSpanItem.endByDate) : null;
+
+    if (increment === undefined) {
+      throw new Error(
+        `${timeSpanItem.increment as string} is not a valid TimeSpanIncrement.`
+      );
+    }
+
+    if (recurrene === undefined) {
+      throw new Error(
+        `${
+          timeSpanItem.recurrence as string
+        } is not a valid TimeSpanRecurrenceType.`
+      );
+    }
+
+    return new TimeSpanData(
+      timeSpanItem.quantity,
+      increment,
+      recurrene,
+      endAfterOccurrences,
+      endByDate
+    );
+  }
+
   /**
    * @method getListValues - Converts the field items list values to a ListValue[].
    * @param fieldItem - The field item whose values should be converted.
diff --git a/src/models/AttachmentListRecordValue.ts b/src/models/AttachmentListRecordValue.ts
new file mode 100644
index 0000000..5db3593
--- /dev/null
+++ b/src/models/AttachmentListRecordValue.ts
@@ -0,0 +1,18 @@
+import { RecordValueType } from '../enums/RecordValueType';
+import { type Attachment } from './Attachment';
+import { RecordValue } from './RecordValue';
+
+/**
+ * @class AttachmentListRecordValue - A record value represented by a list of attachments.
+ */
+export class AttachmentListRecordValue extends RecordValue<Attachment[]> {
+  /**
+   * @constructor - Creates a new instance of AttachmentListRecordValue.
+   * @param {number} fieldId - The id of the field.
+   * @param {Attachment[]} value - The value of the field.
+   * @returns {AttachmentListRecordValue} - A new instance of AttachmentListRecordValue.
+   */
+  constructor(fieldId: number, value: Attachment[]) {
+    super(RecordValueType.AttachmentList, fieldId, value);
+  }
+}
diff --git a/src/models/DateRecordValue.ts b/src/models/DateRecordValue.ts
new file mode 100644
index 0000000..577436e
--- /dev/null
+++ b/src/models/DateRecordValue.ts
@@ -0,0 +1,17 @@
+import { RecordValueType } from '../enums/RecordValueType';
+import { RecordValue } from './RecordValue';
+
+/**
+ * @class DateRecordValue - A value for a date field in a record.
+ */
+export class DateRecordValue extends RecordValue<Date> {
+  /**
+   * @constructor - Creates a new instance of DateRecordValue.
+   * @param {number} fieldId - The id of the field.
+   * @param {Date} value - The value of the field.
+   * @returns {DateRecordValue} - A new instance of DateRecordValue.
+   */
+  constructor(fieldId: number, value: Date) {
+    super(RecordValueType.Date, fieldId, value);
+  }
+}
diff --git a/src/models/DecimalRecordValue.ts b/src/models/DecimalRecordValue.ts
new file mode 100644
index 0000000..38d206b
--- /dev/null
+++ b/src/models/DecimalRecordValue.ts
@@ -0,0 +1,8 @@
+import { RecordValue } from './RecordValue';
+import { RecordValueType } from '../enums/RecordValueType';
+
+export class DecimalRecordValue extends RecordValue<number> {
+  constructor(fieldId: number, value: number) {
+    super(RecordValueType.Decimal, fieldId, value);
+  }
+}
diff --git a/src/models/DelegateListRecordValue.ts b/src/models/DelegateListRecordValue.ts
new file mode 100644
index 0000000..1ac9a6f
--- /dev/null
+++ b/src/models/DelegateListRecordValue.ts
@@ -0,0 +1,9 @@
+import { RecordValue } from './RecordValue';
+import { RecordValueType } from '../enums/RecordValueType';
+import { type Delegate } from './Delegate';
+
+export class DelegateListRecordValue extends RecordValue<Delegate[]> {
+  constructor(fieldId: number, value: Delegate[]) {
+    super(RecordValueType.DelegateList, fieldId, value);
+  }
+}
diff --git a/src/models/FileListRecordValue.ts b/src/models/FileListRecordValue.ts
new file mode 100644
index 0000000..bd49bc5
--- /dev/null
+++ b/src/models/FileListRecordValue.ts
@@ -0,0 +1,9 @@
+import { RecordValue } from './RecordValue';
+import { RecordValueType } from '../enums/RecordValueType';
+import { type File } from './File';
+
+export class FileListRecordValue extends RecordValue<File[]> {
+  constructor(fieldId: number, value: File[]) {
+    super(RecordValueType.FileList, fieldId, value);
+  }
+}
diff --git a/src/models/GuidListRecordValue.ts b/src/models/GuidListRecordValue.ts
new file mode 100644
index 0000000..7e9a064
--- /dev/null
+++ b/src/models/GuidListRecordValue.ts
@@ -0,0 +1,8 @@
+import { RecordValueType } from '../enums/RecordValueType';
+import { RecordValue } from './RecordValue';
+
+export class GuidListRecordValue extends RecordValue<string[]> {
+  constructor(fieldId: number, value: string[]) {
+    super(RecordValueType.GuidList, fieldId, value);
+  }
+}
diff --git a/src/models/GuidRecordValue.ts b/src/models/GuidRecordValue.ts
new file mode 100644
index 0000000..9af101c
--- /dev/null
+++ b/src/models/GuidRecordValue.ts
@@ -0,0 +1,8 @@
+import { RecordValueType } from '../enums/RecordValueType';
+import { RecordValue } from './RecordValue';
+
+export class GuidRecordValue extends RecordValue<string> {
+  constructor(fieldId: number, value: string) {
+    super(RecordValueType.Guid, fieldId, value);
+  }
+}
diff --git a/src/models/IntegerListRecordValue.ts b/src/models/IntegerListRecordValue.ts
new file mode 100644
index 0000000..0fce22b
--- /dev/null
+++ b/src/models/IntegerListRecordValue.ts
@@ -0,0 +1,8 @@
+import { RecordValueType } from '../enums/RecordValueType';
+import { RecordValue } from './RecordValue';
+
+export class IntegerListRecordValue extends RecordValue<number[]> {
+  constructor(fieldId: number, value: number[]) {
+    super(RecordValueType.IntegerList, fieldId, value);
+  }
+}
diff --git a/src/models/IntegerRecordValue.ts b/src/models/IntegerRecordValue.ts
new file mode 100644
index 0000000..a1be6ab
--- /dev/null
+++ b/src/models/IntegerRecordValue.ts
@@ -0,0 +1,17 @@
+import { RecordValueType } from '../enums/RecordValueType';
+import { RecordValue } from './RecordValue';
+
+/**
+ * @class IntegerRecordValue - A record value represented by an integer.
+ */
+export class IntegerRecordValue extends RecordValue<number> {
+  /**
+   * @constructor - Creates a new instance of IntegerRecordValue.
+   * @param {number} fieldId - The id of the field.
+   * @param {number} value - The value of the field.
+   * @returns {IntgerRecordValue} - A new instance of IntegerRecordValue.
+   */
+  constructor(fieldId: number, value: number) {
+    super(RecordValueType.Integer, fieldId, value);
+  }
+}
diff --git a/src/models/RecordValue.ts b/src/models/RecordValue.ts
index 72ec850..3c5c99b 100644
--- a/src/models/RecordValue.ts
+++ b/src/models/RecordValue.ts
@@ -1,12 +1,12 @@
-import { DelegateType } from '../enums/DelegateType';
-import { FileStorageSite } from '../enums/FileStorageSite';
 import { RecordValueType } from '../enums/RecordValueType';
-import { TimeSpanIncrement } from '../enums/TimeSpanIncrement';
-import { TimeSpanRecurrenceType } from '../enums/TimeSpanRecurrenceType';
-import { Attachment } from './Attachment';
-import { Delegate } from './Delegate';
-import { ScoringGroup } from './ScoringGroup';
-import { TimeSpanData } from './TimeSpanData';
+import { type Attachment } from './Attachment';
+import { type AttachmentListRecordValue } from './AttachmentListRecordValue';
+import { type Delegate } from './Delegate';
+import { type DelegateListRecordValue } from './DelegateListRecordValue';
+import { type ScoringGroup } from './ScoringGroup';
+import { type ScoringGroupListRecordValue } from './ScoringGroupListRecordValue';
+import { type TimeSpanData } from './TimeSpanData';
+import { type TimeSpanRecordValue } from './TimeSpanRecordValue';
 
 /**
  * @class RecordValue - A value for a field in a record.
@@ -23,9 +23,9 @@ export class RecordValue<T> {
   public fieldId: number;
 
   /**
-   * @property {T | any} value - The value of the field.
+   * @property {T} value - The value of the field.
    */
-  public value: T | any;
+  public value: T;
 
   /**
    * @constructor - Creates a new instance of RecordValue.
@@ -34,7 +34,7 @@ export class RecordValue<T> {
    * @param {any} value - The value of the field.
    * @returns {RecordValue} - A new instance of RecordValue.
    */
-  constructor(type: RecordValueType, fieldId: number, value: T | any) {
+  constructor(type: RecordValueType, fieldId: number, value: T) {
     this.type = type;
     this.fieldId = fieldId;
     this.value = value;
@@ -47,7 +47,7 @@ export class RecordValue<T> {
    */
   public asString(): string {
     this.validateType([RecordValueType.String, RecordValueType.Guid]);
-    return this.value;
+    return this.value as string;
   }
 
   /**
@@ -57,7 +57,7 @@ export class RecordValue<T> {
    */
   public asNumber(): number {
     this.validateType([RecordValueType.Integer, RecordValueType.Decimal]);
-    return this.value;
+    return this.value as number;
   }
 
   /**
@@ -67,7 +67,7 @@ export class RecordValue<T> {
    */
   public asDate(): Date {
     this.validateType([RecordValueType.Date]);
-    return new Date(this.value);
+    return this.value as Date;
   }
 
   /**
@@ -78,29 +78,7 @@ export class RecordValue<T> {
    */
   public asAttachmentArray(): Attachment[] {
     this.validateType([RecordValueType.AttachmentList]);
-    return this.value.map((attachment: any) => {
-      const storageLocation = FileStorageSite[attachment.storageLocation];
-
-      if (storageLocation === undefined) {
-        throw new Error(
-          `${
-            this.value.storageLocation as string
-          } is not a valid FileStorageSite.`
-        );
-      }
-
-      const hasNotes =
-        attachment.notes !== null && attachment.notes !== undefined;
-
-      const notes = hasNotes ? attachment.notes : null;
-
-      return new Attachment(
-        attachment.fileId,
-        attachment.fileName,
-        notes,
-        storageLocation
-      );
-    });
+    return (this as AttachmentListRecordValue).value;
   }
 
   /**
@@ -110,7 +88,7 @@ export class RecordValue<T> {
    */
   public asNumberArray(): number[] {
     this.validateType([RecordValueType.FileList, RecordValueType.IntegerList]);
-    return this.value;
+    return this.value as number[];
   }
 
   /**
@@ -120,47 +98,17 @@ export class RecordValue<T> {
    */
   public asStringArray(): string[] {
     this.validateType([RecordValueType.StringList, RecordValueType.GuidList]);
-    return this.value;
+    return this.value as string[];
   }
 
   /**
    * @method asDelegateArray - Gets the value as an array of delegates.
    * @returns {Delegate[]} - The value as an array of delegates.
    * @throws {Error} - If the value is not an array of delegates.
-   * @throws {Error} - If a delegate type is not valid.
    */
   public asDelegateArray(): Delegate[] {
-    this.validateType([RecordValueType.ScoringGroupList]);
-    return this.value.map((delegate: any) => {
-      const delegateType = DelegateType[delegate.delegateType];
-
-      if (delegateType === undefined) {
-        throw new Error(
-          `${delegate.delegateType as string} is not a valid DelegateType.`
-        );
-      }
-
-      const delegationDateTime = new Date(delegate.delegationDateTime);
-
-      const hasName = delegate.name !== null && delegate.name !== undefined;
-      const name = hasName ? delegate.name : null;
-
-      const hasCompletionDate =
-        delegate.delegationCompletedDateTime !== null &&
-        delegate.delegationCompletedDateTime !== undefined;
-
-      const delegationCompletedDateTime = hasCompletionDate
-        ? new Date(delegate.delegationCompletedDateTime)
-        : null;
-
-      return new Delegate(
-        delegate.delegateType,
-        name,
-        delegate.emailAddress,
-        delegationDateTime,
-        delegationCompletedDateTime
-      );
-    });
+    this.validateType([RecordValueType.DelegateList]);
+    return (this as DelegateListRecordValue).value;
   }
 
   /**
@@ -170,70 +118,17 @@ export class RecordValue<T> {
    */
   public asScoringGroupArray(): ScoringGroup[] {
     this.validateType([RecordValueType.ScoringGroupList]);
-    return this.value.map(
-      (scoringGroup: any) =>
-        new ScoringGroup(
-          scoringGroup.listValueId,
-          scoringGroup.name,
-          scoringGroup.score,
-          scoringGroup.maximumScore
-        )
-    );
+    return (this as ScoringGroupListRecordValue).value;
   }
 
   /**
    * @method asTimeSpanData - Gets the value as a TimeSpanData object.
    * @returns {TimeSpanData} - The value as a TimeSpanData object.
    * @throws {Error} - If the value is not a TimeSpanData object.
-   * @throws {Error} - If the increment is not valid.
-   * @throws {Error} - If the recurrence is not valid.
    */
   public asTimeSpanData(): TimeSpanData {
     this.validateType([RecordValueType.TimeSpan]);
-
-    const increment = TimeSpanIncrement[this.value.increment];
-
-    const hasRecurrence =
-      this.value.recurrence !== null && this.value.recurrence !== undefined;
-
-    const recurrene = hasRecurrence
-      ? TimeSpanRecurrenceType[this.value.recurrence]
-      : null;
-
-    const hasEndAfterOccurrences =
-      this.value.endAfterOccurrences !== null &&
-      this.value.endAfterOccurrences !== undefined;
-
-    const endAfterOccurrences = hasEndAfterOccurrences
-      ? this.value.endAfterOccurrences
-      : null;
-
-    const hasEndByDate =
-      this.value.endByDate !== null && this.value.endByDate !== undefined;
-
-    const endByDate = hasEndByDate ? new Date(this.value.endByDate) : null;
-
-    if (increment === undefined) {
-      throw new Error(
-        `${this.value.increment as string} is not a valid TimeSpanIncrement.`
-      );
-    }
-
-    if (recurrene === undefined) {
-      throw new Error(
-        `${
-          this.value.recurrence as string
-        } is not a valid TimeSpanRecurrenceType.`
-      );
-    }
-
-    return new TimeSpanData(
-      this.value.quantity,
-      increment,
-      recurrene,
-      endAfterOccurrences,
-      endByDate
-    );
+    return (this as TimeSpanRecordValue).value;
   }
 
   /**
diff --git a/src/models/ScoringGroupListRecordValue.ts b/src/models/ScoringGroupListRecordValue.ts
new file mode 100644
index 0000000..67b4859
--- /dev/null
+++ b/src/models/ScoringGroupListRecordValue.ts
@@ -0,0 +1,9 @@
+import { RecordValueType } from '../enums/RecordValueType';
+import { RecordValue } from './RecordValue';
+import { type ScoringGroup } from './ScoringGroup';
+
+export class ScoringGroupListRecordValue extends RecordValue<ScoringGroup[]> {
+  constructor(fieldId: number, value: ScoringGroup[]) {
+    super(RecordValueType.ScoringGroupList, fieldId, value);
+  }
+}
diff --git a/src/models/StringListRecordValue.ts b/src/models/StringListRecordValue.ts
new file mode 100644
index 0000000..674dadb
--- /dev/null
+++ b/src/models/StringListRecordValue.ts
@@ -0,0 +1,8 @@
+import { RecordValueType } from '../enums/RecordValueType';
+import { RecordValue } from './RecordValue';
+
+export class StringListRecordValue extends RecordValue<string[]> {
+  constructor(fieldId: number, value: string[]) {
+    super(RecordValueType.StringList, fieldId, value);
+  }
+}
diff --git a/src/models/StringRecordValue.ts b/src/models/StringRecordValue.ts
new file mode 100644
index 0000000..ee59dd7
--- /dev/null
+++ b/src/models/StringRecordValue.ts
@@ -0,0 +1,17 @@
+import { RecordValueType } from '../enums/RecordValueType';
+import { RecordValue } from './RecordValue';
+
+/**
+ * @class StringRecordValue - A record value represented by a string.
+ */
+export class StringRecordValue extends RecordValue<string> {
+  /**
+   * @constructor - Creates a new instance of StringRecordValue.
+   * @param {number} fieldId - The id of the field.
+   * @param {string} value - The value of the field.
+   * @returns {StringRecordValue} - A new instance of StringRecordValue.
+   */
+  constructor(fieldId: number, value: string) {
+    super(RecordValueType.String, fieldId, value);
+  }
+}
diff --git a/src/models/TimeSpanRecordValue.ts b/src/models/TimeSpanRecordValue.ts
new file mode 100644
index 0000000..cead1dc
--- /dev/null
+++ b/src/models/TimeSpanRecordValue.ts
@@ -0,0 +1,9 @@
+import { RecordValueType } from '../enums/RecordValueType';
+import { RecordValue } from './RecordValue';
+import { type TimeSpanData } from './TimeSpanData';
+
+export class TimeSpanRecordValue extends RecordValue<TimeSpanData> {
+  constructor(fieldId: number, value: TimeSpanData) {
+    super(RecordValueType.TimeSpan, fieldId, value);
+  }
+}
diff --git a/tests/ApiResponse.spec.ts b/tests/ApiResponse.spec.ts
index 7915b81..49e5b6b 100644
--- a/tests/ApiResponse.spec.ts
+++ b/tests/ApiResponse.spec.ts
@@ -15,9 +15,6 @@ import { ReferenceField } from '../src/models/ReferenceField';
 import { Multiplicity } from '../src/enums/Multiplicity';
 import { ListField } from '../src/models/ListField';
 import { File } from '../src/models/File';
-import fs from 'fs';
-import { type AxiosResponse } from 'axios';
-import path from 'path';
 import { ListItemResponse } from '../src/models/ListItemResponse';
 import { GetPagedReportsResponse } from '../src/models/GetPagedReportsResponse';
 import { Report } from '../src/models/Report';
@@ -26,6 +23,10 @@ import { Row } from '../src/models/Row';
 import { Record } from '../src/models/Record';
 import { RecordValue } from '../src/models/RecordValue';
 import { GetPagedRecordsResponse } from '../src/models/GetPagedRecordsResponse';
+import { testFieldData } from './testData/testFieldData';
+import { type AxiosResponse } from 'axios';
+import path from 'path';
+import fs from 'fs';
 
 describe('ApiResponse', function () {
   it('should be defined', function () {
@@ -1142,36 +1143,172 @@ describe('ApiResponse', function () {
     });
 
     it('should return an ApiResponse<Record>', function () {
+      testFieldData.forEach((recordValue) => {
+        const mockResponseData = {
+          appId: 1,
+          recordId: 1,
+          fieldData: [recordValue],
+        };
+
+        const apiResponse = new ApiResponse(200, 'OK', mockResponseData);
+        const record = apiResponse.asRecordType();
+
+        expect(record).to.be.an.instanceof(ApiResponse<Record>);
+        expect(record.data).to.be.an.instanceof(Record);
+        expect(record.data).to.have.property('appId', 1);
+        expect(record.data).to.have.property('recordId', 1);
+        expect(record.data).to.have.property('fieldData').that.is.an('array');
+        expect(record.data).to.not.be.null;
+
+        if (record.data != null) {
+          record.data.fieldData.forEach((recordValue) => {
+            expect(recordValue).to.be.an.instanceof(RecordValue);
+            expect(recordValue).to.have.property('type');
+            expect(recordValue).to.have.property('fieldId');
+            expect(recordValue).to.have.property('value');
+          });
+        }
+      });
+    });
+
+    it('should throw an error if a record value contains an unknown type', function () {
       const mockResponseData = {
         appId: 1,
         recordId: 1,
         fieldData: [
           {
-            type: 'Text',
-            fieldId: 'field 1',
-            value: 'field value 1',
+            type: 'Unknown',
+            fieldId: 1,
+            value: 'value',
           },
         ],
       };
 
       const apiResponse = new ApiResponse(200, 'OK', mockResponseData);
-      const record = apiResponse.asRecordType();
 
-      expect(record).to.be.an.instanceof(ApiResponse<Record>);
-      expect(record.data).to.be.an.instanceof(Record);
-      expect(record.data).to.have.property('appId', 1);
-      expect(record.data).to.have.property('recordId', 1);
-      expect(record.data).to.have.property('fieldData').that.is.an('array');
-      expect(record.data).to.not.be.null;
+      expect(() => {
+        apiResponse.asRecordType();
+      }).to.throw();
+    });
 
-      if (record.data != null) {
-        record.data.fieldData.forEach((recordValue) => {
-          expect(recordValue).to.be.an.instanceof(RecordValue);
-          expect(recordValue).to.have.property('type');
-          expect(recordValue).to.have.property('fieldId');
-          expect(recordValue).to.have.property('value');
-        });
-      }
+    it('should throw an error if a record value for a survey delegate field contains an unknown delegate type', function () {
+      const mockResponseData = {
+        appId: 1,
+        recordId: 1,
+        fieldData: [
+          {
+            type: 'ScoringGroupList',
+            fieldId: 12167,
+            value: [
+              {
+                delegateType: 'Unknown',
+                name: 'test_delegate',
+                emailAddress: 'test@test.com',
+                delegationType: 'AllPages',
+                pageIds: [],
+                answeredPageIds: [],
+                canReadOtherPages: false,
+                delegationDateTime: '2023-01-17T05:52:53.781Z',
+                delegationCompletedDateTime: '2023-01-17T05:53:12.617Z',
+                status: 'Pending',
+                isDeleted: false,
+                messagingDisplayText:
+                  'Delegate Name: test_delegate -- Delegate Completed On: 1/17/2023 5:53 AM',
+                guid: '00000000-0000-0000-0000-000000000000',
+              },
+            ],
+          },
+        ],
+      };
+
+      const apiResponse = new ApiResponse(200, 'OK', mockResponseData);
+
+      expect(() => {
+        apiResponse.asRecordType();
+      }).to.throw();
+    });
+
+    it('should throw an error if record value for an attachment field contains an unknown file storage site type', function () {
+      const mockResponseData = {
+        appId: 1,
+        recordId: 1,
+        fieldData: [
+          {
+            type: 'AttachmentList',
+            fieldId: 12888,
+            value: [
+              {
+                fileId: 1348,
+                fileName: 'onspring-api-playground.py',
+                notes: '',
+                storageLocation: 'Unknown',
+              },
+              {
+                fileId: 1349,
+                fileName: 'core_isolation_warning.png',
+                notes: '',
+                storageLocation: 'Internal',
+              },
+            ],
+          },
+        ],
+      };
+
+      const apiResponse = new ApiResponse(200, 'OK', mockResponseData);
+
+      expect(() => {
+        apiResponse.asRecordType();
+      }).to.throw();
+    });
+
+    it('should throw an error if record value for a timespan field contains an unknown increment type', function () {
+      const mockResponseData = {
+        appId: 1,
+        recordId: 1,
+        fieldData: [
+          {
+            type: 'TimeSpan',
+            fieldId: 12893,
+            value: {
+              quantity: 10,
+              increment: 'Unknown',
+              recurrence: 'EndByDate',
+              endByDate: '2023-02-16T06:00:00Z',
+            },
+          },
+        ],
+      };
+
+      const apiResponse = new ApiResponse(200, 'OK', mockResponseData);
+
+      expect(() => {
+        apiResponse.asRecordType();
+      }).to.throw();
+    });
+
+    it('should throw an error if record value for a timespan field contains an unknown recurrence type', function () {
+      const mockResponseData = {
+        appId: 1,
+        recordId: 1,
+        fieldData: [
+          {
+            type: 'TimeSpan',
+            fieldId: 12893,
+            value: {
+              quantity: 10,
+              increment: 'Days',
+              recurrence: 'Unknown',
+              endByDate: '2023-02-16T06:00:00Z',
+            },
+          },
+        ],
+      };
+
+      const apiResponse = new ApiResponse(200, 'OK', mockResponseData);
+
+      expect(() => {
+        apiResponse.asRecordType();
+      }).to.throw();
     });
   });
 
@@ -1203,24 +1340,12 @@ describe('ApiResponse', function () {
           {
             appId: 1,
             recordId: 1,
-            fieldData: [
-              {
-                type: 'Text',
-                fieldId: 'field 1',
-                value: 'field value 1',
-              },
-            ],
+            fieldData: testFieldData,
           },
           {
             appId: 2,
             recordId: 2,
-            fieldData: [
-              {
-                type: 'Text',
-                fieldId: 'field 1',
-                value: 'field value 1',
-              },
-            ],
+            fieldData: testFieldData,
           },
         ],
       };
@@ -1250,9 +1375,203 @@ describe('ApiResponse', function () {
       if (getPagedRecordsResponse.data != null) {
         getPagedRecordsResponse.data.items.forEach((record) => {
           expect(record).to.be.an.instanceof(Record);
+
+          expect(record).to.have.property('appId');
+          expect(record).to.have.property('recordId');
+          expect(record).to.have.property('fieldData').that.is.an('array');
+          expect(record).to.not.be.null;
+
+          if (record != null) {
+            record.fieldData.forEach((recordValue) => {
+              expect(recordValue).to.be.an.instanceof(RecordValue);
+              expect(recordValue).to.have.property('type');
+              expect(recordValue).to.have.property('fieldId');
+              expect(recordValue).to.have.property('value');
+            });
+          }
         });
       }
     });
+
+    it('should throw an error if a record value contains an unknown type', function () {
+      const mockResponseData = {
+        pageSize: 1,
+        pageNumber: 1,
+        totalRecords: 1,
+        totalPages: 1,
+        items: [
+          {
+            appId: 1,
+            recordId: 1,
+            fieldData: [
+              {
+                type: 'Unknown',
+                fieldId: 1,
+                value: 'value',
+              },
+            ],
+          },
+        ],
+      };
+
+      const apiResponse = new ApiResponse(200, 'OK', mockResponseData);
+
+      expect(() => {
+        apiResponse.asGetPagedRecordsResponseType();
+      }).to.throw();
+    });
+
+    it('should throw an error if a record value for a survey delegate field contains an unknown delegate type', function () {
+      const mockResponseData = {
+        pageSize: 1,
+        pageNumber: 1,
+        totalRecords: 1,
+        totalPages: 1,
+        items: [
+          {
+            appId: 1,
+            recordId: 1,
+            fieldData: [
+              {
+                type: 'ScoringGroupList',
+                fieldId: 12167,
+                value: [
+                  {
+                    delegateType: 'Unknown',
+                    name: 'test_delegate',
+                    emailAddress: 'test@test.com',
+                    delegationType: 'AllPages',
+                    pageIds: [],
+                    answeredPageIds: [],
+                    canReadOtherPages: false,
+                    delegationDateTime: '2023-01-17T05:52:53.781Z',
+                    delegationCompletedDateTime: '2023-01-17T05:53:12.617Z',
+                    status: 'Pending',
+                    isDeleted: false,
+                    messagingDisplayText:
+                      'Delegate Name: test_delegate -- Delegate Completed On: 1/17/2023 5:53 AM',
+                    guid: '00000000-0000-0000-0000-000000000000',
+                  },
+                ],
+              },
+            ],
+          },
+        ],
+      };
+
+      const apiResponse = new ApiResponse(200, 'OK', mockResponseData);
+
+      expect(() => {
+        apiResponse.asGetPagedRecordsResponseType();
+      }).to.throw();
+    });
+
+    it('should throw an error if record value for an attachment field contains an unknown file storage site type', function () {
+      const mockResponseData = {
+        pageSize: 1,
+        pageNumber: 1,
+        totalRecords: 1,
+        totalPages: 1,
+        items: [
+          {
+            appId: 1,
+            recordId: 1,
+            fieldData: [
+              {
+                type: 'AttachmentList',
+                fieldId: 12888,
+                value: [
+                  {
+                    fileId: 1348,
+                    fileName: 'onspring-api-playground.py',
+                    notes: '',
+                    storageLocation: 'Unknown',
+                  },
+                  {
+                    fileId: 1349,
+                    fileName: 'core_isolation_warning.png',
+                    notes: '',
+                    storageLocation: 'Internal',
+                  },
+                ],
+              },
+            ],
+          },
+        ],
+      };
+
+      const apiResponse = new ApiResponse(200, 'OK', mockResponseData);
+
+      expect(() => {
+        apiResponse.asGetPagedRecordsResponseType();
+      }).to.throw();
+    });
+
+    it('should throw an error if record value for a timespan field contains an unknown increment type', function () {
+      const mockResponseData = {
+        pageSize: 1,
+        pageNumber: 1,
+        totalRecords: 1,
+        totalPages: 1,
+        items: [
+          {
+            appId: 1,
+            recordId: 1,
+            fieldData: [
+              {
+                type: 'TimeSpan',
+                fieldId: 12893,
+                value: {
+                  quantity: 10,
+                  increment: 'Unknown',
+                  recurrence: 'EndByDate',
+                  endByDate: '2023-02-16T06:00:00Z',
+                },
+              },
+            ],
+          },
+        ],
+      };
+
+      const apiResponse = new ApiResponse(200, 'OK', mockResponseData);
+
+      expect(() => {
+        apiResponse.asGetPagedRecordsResponseType();
+      }).to.throw();
+    });
+
+    it('should throw an error if record value for a timespan field contains an unknown recurrence type', function () {
+      const mockResponseData = {
+        pageSize: 1,
+        pageNumber: 1,
+        totalRecords: 1,
+        totalPages: 1,
+        items: [
+          {
+            appId: 1,
+            recordId: 1,
+            fieldData: [
+              {
+                type: 'TimeSpan',
+                fieldId: 12893,
+                value: {
+                  quantity: 10,
+                  increment: 'Days',
+                  recurrence: 'Unknown',
+                  endByDate: '2023-02-16T06:00:00Z',
+                },
+              },
+            ],
+          },
+        ],
+      };
+
+      const apiResponse = new ApiResponse(200, 'OK', mockResponseData);
+
+      expect(() => {
+        apiResponse.asGetPagedRecordsResponseType();
+      }).to.throw();
+    });
   });
 
   describe('asRecordCollectionType', function () {
@@ -1275,13 +1594,7 @@ describe('ApiResponse', function () {
           {
             appId: 1,
             recordId: 1,
-            fieldData: [
-              {
-                type: 'Text',
-                fieldId: 'field 1',
-                value: 'field value 1',
-              },
-            ],
+            fieldData: testFieldData,
           },
         ],
       };
@@ -1322,5 +1635,170 @@ describe('ApiResponse', function () {
         });
       }
     });
+
+    it('should throw an error if a record value contains an unknown type', function () {
+      const mockResponseData = {
+        count: 1,
+        items: [
+          {
+            appId: 1,
+            recordId: 1,
+            fieldData: [
+              {
+                type: 'Unknown',
+                fieldId: 1,
+                value: 'value',
+              },
+            ],
+          },
+        ],
+      };
+
+      const apiResponse = new ApiResponse(200, 'OK', mockResponseData);
+
+      expect(() => {
+        apiResponse.asRecordCollectionType();
+      }).to.throw();
+    });
+
+    it('should throw an error if a record value for a survey delegate field contains an unknown delegate type', function () {
+      const mockResponseData = {
+        count: 1,
+        items: [
+          {
+            appId: 1,
+            recordId: 1,
+            fieldData: [
+              {
+                type: 'ScoringGroupList',
+                fieldId: 12167,
+                value: [
+                  {
+                    delegateType: 'Unknown',
+                    name: 'test_delegate',
+                    emailAddress: 'test@test.com',
+                    delegationType: 'AllPages',
+                    pageIds: [],
+                    answeredPageIds: [],
+                    canReadOtherPages: false,
+                    delegationDateTime: '2023-01-17T05:52:53.781Z',
+                    delegationCompletedDateTime: '2023-01-17T05:53:12.617Z',
+                    status: 'Pending',
+                    isDeleted: false,
+                    messagingDisplayText:
+                      'Delegate Name: test_delegate -- Delegate Completed On: 1/17/2023 5:53 AM',
+                    guid: '00000000-0000-0000-0000-000000000000',
+                  },
+                ],
+              },
+            ],
+          },
+        ],
+      };
+
+      const apiResponse = new ApiResponse(200, 'OK', mockResponseData);
+
+      expect(() => {
+        apiResponse.asRecordCollectionType();
+      }).to.throw();
+    });
+
+    it('should throw an error if record value for an attachment field contains an unknown file storage site type', function () {
+      const mockResponseData = {
+        count: 1,
+        items: [
+          {
+            appId: 1,
+            recordId: 1,
+            fieldData: [
+              {
+                type: 'AttachmentList',
+                fieldId: 12888,
+                value: [
+                  {
+                    fileId: 1348,
+                    fileName: 'onspring-api-playground.py',
+                    notes: '',
+                    storageLocation: 'Unknown',
+                  },
+                  {
+                    fileId: 1349,
+                    fileName: 'core_isolation_warning.png',
+                    notes: '',
+                    storageLocation: 'Internal',
+                  },
+                ],
+              },
+            ],
+          },
+        ],
+      };
+
+      const apiResponse = new ApiResponse(200, 'OK', mockResponseData);
+
+      expect(() => {
+        apiResponse.asRecordCollectionType();
+      }).to.throw();
+    });
+
+    it('should throw an error if record value for a timespan field contains an unknown increment type', function () {
+      const mockResponseData = {
+        count: 1,
+        items: [
+          {
+            appId: 1,
+            recordId: 1,
+            fieldData: [
+              {
+                type: 'TimeSpan',
+                fieldId: 12893,
+                value: {
+                  quantity: 10,
+                  increment: 'Unknown',
+                  recurrence: 'EndByDate',
+                  endByDate: '2023-02-16T06:00:00Z',
+                },
+              },
+            ],
+          },
+        ],
+      };
+
+      const apiResponse = new ApiResponse(200, 'OK', mockResponseData);
+
+      expect(() => {
+        apiResponse.asRecordCollectionType();
+      }).to.throw();
+    });
+
+    it('should throw an error if record value for a timespan field contains an unknown recurrence type', function () {
+      const mockResponseData = {
+        count: 1,
+        items: [
+          {
+            appId: 1,
+            recordId: 1,
+            fieldData: [
+              {
+                type: 'TimeSpan',
+                fieldId: 12893,
+                value: {
+                  quantity: 10,
+                  increment: 'Days',
+                  recurrence: 'Unknown',
+                  endByDate: '2023-02-16T06:00:00Z',
+                },
+              },
+            ],
+          },
+        ],
+      };
+
+      const apiResponse = new ApiResponse(200, 'OK', mockResponseData);
+
+      expect(() => {
+        apiResponse.asRecordCollectionType();
+      }).to.throw();
+    });
   });
 });
diff --git a/tests/AttachmentListRecordValue.spec.ts b/tests/AttachmentListRecordValue.spec.ts
new file mode 100644
index 0000000..d1ff154
--- /dev/null
+++ b/tests/AttachmentListRecordValue.spec.ts
@@ -0,0 +1,30 @@
+import { AttachmentListRecordValue } from '../src/models/AttachmentListRecordValue';
+import { expect } from 'chai';
+
+describe('AttachmentListRecordValue', function () {
+  it('should be defined', function () {
+    expect(AttachmentListRecordValue).to.not.be.undefined;
+  });
+
+  it('should have a constructor', function () {
+    expect(AttachmentListRecordValue).to.have.property('constructor');
+  });
+
+  it('should hav a constructor that takes a fieldId and value', function () {
+    expect(AttachmentListRecordValue).to.have.lengthOf(2);
+  });
+
+  it('should have fieldId, value, and type properties', function () {
+    const attachmentListRecordValue = new AttachmentListRecordValue(1, []);
+    expect(attachmentListRecordValue).to.have.property('fieldId');
+    expect(attachmentListRecordValue).to.have.property('value');
+    expect(attachmentListRecordValue).to.have.property('type');
+  });
+
+  it('should have a constructor that sets its properties correctly', function () {
+    const attachmentListRecordValue = new AttachmentListRecordValue(1, []);
+    expect(attachmentListRecordValue.fieldId).to.equal(1);
+    expect(attachmentListRecordValue.value).to.deep.equal([]);
+    expect(attachmentListRecordValue.type).to.equal('AttachmentList');
+  });
+});
diff --git a/tests/DateRecordValue.spec.ts b/tests/DateRecordValue.spec.ts
new file mode 100644
index 0000000..03c4978
--- /dev/null
+++ b/tests/DateRecordValue.spec.ts
@@ -0,0 +1,31 @@
+import { DateRecordValue } from '../src/models/DateRecordValue';
+import { expect } from 'chai';
+
+describe('DateRecordValue', function () {
+  it('should be defined', function () {
+    expect(DateRecordValue).to.not.be.undefined;
+  });
+
+  it('should have a constructor', function () {
+    expect(DateRecordValue).to.have.property('constructor');
+  });
+
+  it('should hav a constructor that takes a fieldId and value', function () {
+    expect(DateRecordValue).to.have.lengthOf(2);
+  });
+
+  it('should have fieldId, value, and type properties', function () {
+    const dateRecordValue = new DateRecordValue(1, new Date());
+    expect(dateRecordValue).to.have.property('fieldId');
+    expect(dateRecordValue).to.have.property('value');
+    expect(dateRecordValue).to.have.property('type');
+  });
+
+  it('should have a constructor that sets its properties correctly', function () {
+    const date = new Date();
+    const dateRecordValue = new DateRecordValue(1, date);
+    expect(dateRecordValue.fieldId).to.equal(1);
+    expect(dateRecordValue.value).to.deep.equal(date);
+    expect(dateRecordValue.type).to.equal('Date');
+  });
+});
diff --git a/tests/DecimalRecordValue.spec.ts b/tests/DecimalRecordValue.spec.ts
new file mode 100644
index 0000000..05b6c9a
--- /dev/null
+++ b/tests/DecimalRecordValue.spec.ts
@@ -0,0 +1,30 @@
+import { DecimalRecordValue } from '../src/models/DecimalRecordValue';
+import { expect } from 'chai';
+
+describe('DecimalRecordValue', function () {
+  it('should be defined', function () {
+    expect(DecimalRecordValue).to.not.be.undefined;
+  });
+
+  it('should have a constructor', function () {
+    expect(DecimalRecordValue).to.have.property('constructor');
+  });
+
+  it('should hav a constructor that takes a fieldId and value', function () {
+    expect(DecimalRecordValue).to.have.lengthOf(2);
+  });
+
+  it('should have fieldId, value, and type properties', function () {
+    const decimalRecordValue = new DecimalRecordValue(1, 1);
+    expect(decimalRecordValue).to.have.property('fieldId');
+    expect(decimalRecordValue).to.have.property('value');
+    expect(decimalRecordValue).to.have.property('type');
+  });
+
+  it('should have a constructor that sets its properties correctly', function () {
+    const decimalRecordValue = new DecimalRecordValue(1, 1);
+    expect(decimalRecordValue.fieldId).to.equal(1);
+    expect(decimalRecordValue.value).to.deep.equal(1);
+    expect(decimalRecordValue.type).to.equal('Decimal');
+  });
+});
diff --git a/tests/DelegateListRecordValue.spec.ts b/tests/DelegateListRecordValue.spec.ts
new file mode 100644
index 0000000..4d10cbc
--- /dev/null
+++ b/tests/DelegateListRecordValue.spec.ts
@@ -0,0 +1,30 @@
+import { DelegateListRecordValue } from '../src/models/DelegateListRecordValue';
+import { expect } from 'chai';
+
+describe('DelegateListRecordValue', function () {
+  it('should be defined', function () {
+    expect(DelegateListRecordValue).to.not.be.undefined;
+  });
+
+  it('should have a constructor', function () {
+    expect(DelegateListRecordValue).to.have.property('constructor');
+  });
+
+  it('should hav a constructor that takes a fieldId and value', function () {
+    expect(DelegateListRecordValue).to.have.lengthOf(2);
+  });
+
+  it('should have fieldId, value, and type properties', function () {
+    const delegateListRecordValue = new DelegateListRecordValue(1, []);
+    expect(delegateListRecordValue).to.have.property('fieldId');
+    expect(delegateListRecordValue).to.have.property('value');
+    expect(delegateListRecordValue).to.have.property('type');
+  });
+
+  it('should have a constructor that sets its properties correctly', function () {
+    const delegateListRecordValue = new DelegateListRecordValue(1, []);
+    expect(delegateListRecordValue.fieldId).to.equal(1);
+    expect(delegateListRecordValue.value).to.deep.equal([]);
+    expect(delegateListRecordValue.type).to.equal('DelegateList');
+  });
+});
diff --git a/tests/FileListRecordValue.spec.ts b/tests/FileListRecordValue.spec.ts
new file mode 100644
index 0000000..29bb0aa
--- /dev/null
+++ b/tests/FileListRecordValue.spec.ts
@@ -0,0 +1,30 @@
+import { FileListRecordValue } from '../src/models/FileListRecordValue';
+import { expect } from 'chai';
+
+describe('FileListRecordValue', function () {
+  it('should be defined', function () {
+    expect(FileListRecordValue).to.not.be.undefined;
+  });
+
+  it('should have a constructor', function () {
+    expect(FileListRecordValue).to.have.property('constructor');
+  });
+
+  it('should hav a constructor that takes a fieldId and value', function () {
+    expect(FileListRecordValue).to.have.lengthOf(2);
+  });
+
+  it('should have fieldId, value, and type properties', function () {
+    const fileListRecordValue = new FileListRecordValue(1, []);
+    expect(fileListRecordValue).to.have.property('fieldId');
+    expect(fileListRecordValue).to.have.property('value');
+    expect(fileListRecordValue).to.have.property('type');
+  });
+
+  it('should have a constructor that sets its properties correctly', function () {
+    const fileListRecordValue = new FileListRecordValue(1, []);
+    expect(fileListRecordValue.fieldId).to.equal(1);
+    expect(fileListRecordValue.value).to.deep.equal([]);
+    expect(fileListRecordValue.type).to.equal('FileList');
+  });
+});
diff --git a/tests/GuidListRecordValue.spec.ts b/tests/GuidListRecordValue.spec.ts
new file mode 100644
index 0000000..ea0e58e
--- /dev/null
+++ b/tests/GuidListRecordValue.spec.ts
@@ -0,0 +1,30 @@
+import { GuidListRecordValue } from '../src/models/GuidListRecordValue';
+import { expect } from 'chai';
+
+describe('GuidListRecordValue', function () {
+  it('should be defined', function () {
+    expect(GuidListRecordValue).to.not.be.undefined;
+  });
+
+  it('should have a constructor', function () {
+    expect(GuidListRecordValue).to.have.property('constructor');
+  });
+
+  it('should hav a constructor that takes a fieldId and value', function () {
+    expect(GuidListRecordValue).to.have.lengthOf(2);
+  });
+
+  it('should have fieldId, value, and type properties', function () {
+    const guidListRecordValue = new GuidListRecordValue(1, []);
+    expect(guidListRecordValue).to.have.property('fieldId');
+    expect(guidListRecordValue).to.have.property('value');
+    expect(guidListRecordValue).to.have.property('type');
+  });
+
+  it('should have a constructor that sets its properties correctly', function () {
+    const guidListRecordValue = new GuidListRecordValue(1, []);
+    expect(guidListRecordValue.fieldId).to.equal(1);
+    expect(guidListRecordValue.value).to.deep.equal([]);
+    expect(guidListRecordValue.type).to.equal('GuidList');
+  });
+});
diff --git a/tests/GuidRecordValue.spec.ts b/tests/GuidRecordValue.spec.ts
new file mode 100644
index 0000000..c9b1e3a
--- /dev/null
+++ b/tests/GuidRecordValue.spec.ts
@@ -0,0 +1,30 @@
+import { GuidRecordValue } from '../src/models/GuidRecordValue';
+import { expect } from 'chai';
+
+describe('GuidRecordValue', function () {
+  it('should be defined', function () {
+    expect(GuidRecordValue).to.not.be.undefined;
+  });
+
+  it('should have a constructor', function () {
+    expect(GuidRecordValue).to.have.property('constructor');
+  });
+
+  it('should hav a constructor that takes a fieldId and value', function () {
+    expect(GuidRecordValue).to.have.lengthOf(2);
+  });
+
+  it('should have fieldId, value, and type properties', function () {
+    const guidRecordValue = new GuidRecordValue(1, 'test');
+    expect(guidRecordValue).to.have.property('fieldId');
+    expect(guidRecordValue).to.have.property('value');
+    expect(guidRecordValue).to.have.property('type');
+  });
+
+  it('should have a constructor that sets its properties correctly', function () {
+    const guidRecordValue = new GuidRecordValue(1, 'test');
+    expect(guidRecordValue.fieldId).to.equal(1);
+    expect(guidRecordValue.value).to.deep.equal('test');
+    expect(guidRecordValue.type).to.equal('Guid');
+  });
+});
diff --git a/tests/IntegerListRecordValue.spec.ts b/tests/IntegerListRecordValue.spec.ts
new file mode 100644
index 0000000..bbfc65f
--- /dev/null
+++ b/tests/IntegerListRecordValue.spec.ts
@@ -0,0 +1,30 @@
+import { IntegerListRecordValue } from '../src/models/IntegerListRecordValue';
+import { expect } from 'chai';
+
+describe('IntegerListRecordValue', function () {
+  it('should be defined', function () {
+    expect(IntegerListRecordValue).to.not.be.undefined;
+  });
+
+  it('should have a constructor', function () {
+    expect(IntegerListRecordValue).to.have.property('constructor');
+  });
+
+  it('should hav a constructor that takes a fieldId and value', function () {
+    expect(IntegerListRecordValue).to.have.lengthOf(2);
+  });
+
+  it('should have fieldId, value, and type properties', function () {
+    const integerListRecordValue = new IntegerListRecordValue(1, []);
+    expect(integerListRecordValue).to.have.property('fieldId');
+    expect(integerListRecordValue).to.have.property('value');
+    expect(integerListRecordValue).to.have.property('type');
+  });
+
+  it('should have a constructor that sets its properties correctly', function () {
+    const integerListRecordValue = new IntegerListRecordValue(1, []);
+    expect(integerListRecordValue.fieldId).to.equal(1);
+    expect(integerListRecordValue.value).to.deep.equal([]);
+    expect(integerListRecordValue.type).to.equal('IntegerList');
+  });
+});
diff --git a/tests/IntegerRecordValue.spec.ts b/tests/IntegerRecordValue.spec.ts
new file mode 100644
index 0000000..8b66b2d
--- /dev/null
+++ b/tests/IntegerRecordValue.spec.ts
@@ -0,0 +1,30 @@
+import { IntegerRecordValue } from '../src/models/IntegerRecordValue';
+import { expect } from 'chai';
+
+describe('IntegerRecordValue', function () {
+  it('should be defined', function () {
+    expect(IntegerRecordValue).to.not.be.undefined;
+  });
+
+  it('should have a constructor', function () {
+    expect(IntegerRecordValue).to.have.property('constructor');
+  });
+
+  it('should hav a constructor that takes a fieldId and value', function () {
+    expect(IntegerRecordValue).to.have.lengthOf(2);
+  });
+
+  it('should have fieldId, value, and type properties', function () {
+    const integerRecordValue = new IntegerRecordValue(1, 1);
+    expect(integerRecordValue).to.have.property('fieldId');
+    expect(integerRecordValue).to.have.property('value');
+    expect(integerRecordValue).to.have.property('type');
+  });
+
+  it('should have a constructor that sets its properties correctly', function () {
+    const integerRecordValue = new IntegerRecordValue(1, 1);
+    expect(integerRecordValue.fieldId).to.equal(1);
+    expect(integerRecordValue.value).to.deep.equal(1);
+    expect(integerRecordValue.type).to.equal('Integer');
+  });
+});
diff --git a/tests/OnspringClient.spec.ts b/tests/OnspringClient.spec.ts
index 8849e22..8c305aa 100644
--- a/tests/OnspringClient.spec.ts
+++ b/tests/OnspringClient.spec.ts
@@ -2867,12 +2867,12 @@ describe('OnspringClient', function () {
             recordId: 1,
             fieldData: [
               {
-                type: 'Text',
+                type: 'String',
                 fieldId: 1,
                 value: 'Test',
               },
               {
-                type: 'Text',
+                type: 'String',
                 fieldId: 2,
                 value: 'Test',
               },
@@ -3047,12 +3047,12 @@ describe('OnspringClient', function () {
                 recordId: 1,
                 fieldData: [
                   {
-                    type: 'Text',
+                    type: 'String',
                     fieldId: 1,
                     value: 'Test',
                   },
                   {
-                    type: 'Text',
+                    type: 'String',
                     fieldId: 2,
                     value: 'Test',
                   },
@@ -3250,12 +3250,12 @@ describe('OnspringClient', function () {
                 recordId: 1,
                 fieldData: [
                   {
-                    type: 'text',
+                    type: 'String',
                     fieldId: 1,
                     value: 'Test',
                   },
                   {
-                    type: 'text',
+                    type: 'String',
                     fieldId: 2,
                     value: 'Test',
                   },
@@ -3450,12 +3450,12 @@ describe('OnspringClient', function () {
                 recordId: 1,
                 fieldData: [
                   {
-                    type: 'text',
+                    type: 'String',
                     fieldId: 1,
                     value: 'value',
                   },
                   {
-                    type: 'text',
+                    type: 'String',
                     fieldId: 2,
                     value: 'value',
                   },
diff --git a/tests/RecordValue.spec.ts b/tests/RecordValue.spec.ts
index 486fe49..5ee1e33 100644
--- a/tests/RecordValue.spec.ts
+++ b/tests/RecordValue.spec.ts
@@ -5,6 +5,10 @@ import { Attachment } from '../src/models/Attachment';
 import { Delegate } from '../src/models/Delegate';
 import { ScoringGroup } from '../src/models/ScoringGroup';
 import { TimeSpanData } from '../src/models/TimeSpanData';
+import { FileStorageSite } from '../src/enums/FileStorageSite';
+import { DelegateType } from '../src/enums/DelegateType';
+import { TimeSpanRecurrenceType } from '../src/enums/TimeSpanRecurrenceType';
+import { TimeSpanIncrement } from '../src/enums/TimeSpanIncrement';
 
 describe('RecordValue', function () {
   it('should be defined', function () {
@@ -112,9 +116,9 @@ describe('RecordValue', function () {
     });
 
     it('should return the value as a date for valid type', function () {
-      const value = new Date().toUTCString();
+      const value = new Date();
       expect(new RecordValue(RecordValueType.Date, 2, value).asDate())
-        .to.deep.equal(new Date(value))
+        .to.deep.equal(value)
         .and.to.be.a('date');
     });
 
@@ -136,23 +140,9 @@ describe('RecordValue', function () {
 
     it('should return the value as an array of attachments for valid type', function () {
       const value = [
-        {
-          fileId: 1,
-          fileName: 'test',
-          notes: 'test',
-          storageLocation: 'Internal',
-        },
-        {
-          fileId: 1,
-          fileName: 'test',
-          storageLocation: 'Internal',
-        },
-        {
-          fileId: 1,
-          fileName: 'test',
-          notes: null,
-          storageLocation: 'Internal',
-        },
+        new Attachment(1, 'test', 'test', FileStorageSite.Internal),
+        new Attachment(1, 'test', 'test', FileStorageSite.Internal),
+        new Attachment(1, 'test', null, FileStorageSite.Internal),
       ];
 
       const attachmentArray = new RecordValue(
@@ -172,25 +162,6 @@ describe('RecordValue', function () {
       });
     });
 
-    it('should throw an error if attachment has incorrect storage location', function () {
-      const value = [
-        {
-          fileId: 1,
-          fileName: 'test',
-          notes: 'test',
-          storageLocation: 'Invalid',
-        },
-      ];
-
-      expect(() =>
-        new RecordValue(
-          RecordValueType.AttachmentList,
-          2,
-          value
-        ).asAttachmentArray()
-      ).to.throw();
-    });
-
     it('should throw an error if called on record value with incorrect type', function () {
       expect(() =>
         new RecordValue(RecordValueType.Integer, 2, []).asAttachmentArray()
@@ -272,29 +243,31 @@ describe('RecordValue', function () {
 
     it('should return the value as an array of delegates for valid type', function () {
       const value = [
-        {
-          delegateType: 'External',
-          name: 'test',
-          emailAddress: 'test@test.com',
-          delegationDateTime: '2019-01-01T00:00:00.000Z',
-          delegationCompletedDateTime: '2019-01-01T00:00:00.000Z',
-        },
-        {
-          delegateType: 'External',
-          name: null,
-          emailAddress: 'test@test.com',
-          delegationDateTime: '2019-01-01T00:00:00.000Z',
-          delegationCompletedDateTime: null,
-        },
-        {
-          delegateType: 'External',
-          emailAddress: 'test@test.com',
-          delegationDateTime: '2019-01-01T00:00:00.000Z',
-        },
+        new Delegate(
+          DelegateType.External,
+          'test',
+          'test@test.com',
+          new Date(),
+          new Date()
+        ),
+        new Delegate(
+          DelegateType.External,
+          null,
+          'test@test.com',
+          new Date(),
+          null
+        ),
+        new Delegate(
+          DelegateType.External,
+          'test',
+          'test@test.com',
+          new Date(),
+          new Date()
+        ),
       ];
 
       const recordValue = new RecordValue(
-        RecordValueType.ScoringGroupList,
+        RecordValueType.DelegateList,
         2,
         value
       ).asDelegateArray();
@@ -315,26 +288,6 @@ describe('RecordValue', function () {
         new RecordValue(RecordValueType.Integer, 2, []).asDelegateArray()
       ).to.throw();
     });
-
-    it('should throw an error if delegate has incorrect delegate type', function () {
-      const value = [
-        {
-          delegateType: 'Invalid',
-          name: 'test',
-          emailAddress: 'test@test.com',
-          delegationDateTime: '2019-01-01T00:00:00.000Z',
-          delegationCompletedDateTime: '2019-01-01T00:00:00.000Z',
-        },
-      ];
-
-      expect(() =>
-        new RecordValue(
-          RecordValueType.ScoringGroupList,
-          2,
-          value
-        ).asDelegateArray()
-      ).to.throw();
-    });
   });
 
   describe('asScoringGroupArray', function () {
@@ -347,14 +300,7 @@ describe('RecordValue', function () {
     });
 
     it('should return the value as an array of scoring groups for valid type', function () {
-      const value = [
-        {
-          listValueId: 'test',
-          name: 'test',
-          score: 1,
-          maximumScore: 1,
-        },
-      ];
+      const value = [new ScoringGroup('1', 'test', 1, 1)];
 
       const recordValue = new RecordValue(
         RecordValueType.ScoringGroupList,
@@ -391,24 +337,21 @@ describe('RecordValue', function () {
 
     it('should return the value as a TimeSpanData for valid type', function () {
       const cases = [
-        {
-          quantity: 1,
-          increment: 'Days',
-          recurrence: 'None',
-          endAfterOccurrences: 1,
-          endByDate: '2019-01-01T00:00:00.000Z',
-        },
-        {
-          quantity: 1,
-          increment: 'Days',
-          recurrence: null,
-          endAfterOccurrences: null,
-          endByDate: null,
-        },
-        {
-          quantity: 1,
-          increment: 'Days',
-        },
+        new TimeSpanData(
+          1,
+          TimeSpanIncrement.Days,
+          TimeSpanRecurrenceType.None,
+          1,
+          new Date()
+        ),
+        new TimeSpanData(1, TimeSpanIncrement.Days, null, null, null),
+        new TimeSpanData(
+          1,
+          TimeSpanIncrement.Days,
+          TimeSpanRecurrenceType.None,
+          1,
+          new Date()
+        ),
       ];
 
       cases.forEach((value) => {
@@ -432,33 +375,5 @@ describe('RecordValue', function () {
         new RecordValue(RecordValueType.Integer, 2, []).asTimeSpanData()
       ).to.throw();
     });
-
-    it('should throw an error if timespan has incorrect increment', function () {
-      const value = {
-        quantity: 1,
-        increment: 'Invalid',
-        recurrence: 'None',
-        endAfterOccurrences: 1,
-        endByDate: '2019-01-01T00:00:00.000Z',
-      };
-
-      expect(() =>
-        new RecordValue(RecordValueType.TimeSpan, 2, value).asTimeSpanData()
-      ).to.throw();
-    });
-
-    it('should throw an error if timespan has incorrect recurrence', function () {
-      const value = {
-        quantity: 1,
-        increment: 'Days',
-        recurrence: 'Invalid',
-        endAfterOccurrences: 1,
-        endByDate: '2019-01-01T00:00:00.000Z',
-      };
-
-      expect(() =>
-        new RecordValue(RecordValueType.TimeSpan, 2, value).asTimeSpanData()
-      ).to.throw();
-    });
   });
 });
diff --git a/tests/ScoringGroupListRecordValue.spec.ts b/tests/ScoringGroupListRecordValue.spec.ts
new file mode 100644
index 0000000..6d4cc61
--- /dev/null
+++ b/tests/ScoringGroupListRecordValue.spec.ts
@@ -0,0 +1,30 @@
+import { ScoringGroupListRecordValue } from '../src/models/ScoringGroupListRecordValue';
+import { expect } from 'chai';
+
+describe('ScoringGroupListRecordValue', function () {
+  it('should be defined', function () {
+    expect(ScoringGroupListRecordValue).to.not.be.undefined;
+  });
+
+  it('should have a constructor', function () {
+    expect(ScoringGroupListRecordValue).to.have.property('constructor');
+  });
+
+  it('should hav a constructor that takes a fieldId and value', function () {
+    expect(ScoringGroupListRecordValue).to.have.lengthOf(2);
+  });
+
+  it('should have fieldId, value, and type properties', function () {
+    const scoringGroupListRecordValue = new ScoringGroupListRecordValue(1, []);
+    expect(scoringGroupListRecordValue).to.have.property('fieldId');
+    expect(scoringGroupListRecordValue).to.have.property('value');
+    expect(scoringGroupListRecordValue).to.have.property('type');
+  });
+
+  it('should have a constructor that sets its properties correctly', function () {
+    const scoringGroupListRecordValue = new ScoringGroupListRecordValue(1, []);
+    expect(scoringGroupListRecordValue.fieldId).to.equal(1);
+    expect(scoringGroupListRecordValue.value).to.deep.equal([]);
+    expect(scoringGroupListRecordValue.type).to.equal('ScoringGroupList');
+  });
+});
diff --git a/tests/StringListRecordValue.spec.ts b/tests/StringListRecordValue.spec.ts
new file mode 100644
index 0000000..abf37eb
--- /dev/null
+++ b/tests/StringListRecordValue.spec.ts
@@ -0,0 +1,30 @@
+import { StringListRecordValue } from '../src/models/StringListRecordValue';
+import { expect } from 'chai';
+
+describe('StringListRecordValue', function () {
+  it('should be defined', function () {
+    expect(StringListRecordValue).to.not.be.undefined;
+  });
+
+  it('should have a constructor', function () {
+    expect(StringListRecordValue).to.have.property('constructor');
+  });
+
+  it('should hav a constructor that takes a fieldId and value', function () {
+    expect(StringListRecordValue).to.have.lengthOf(2);
+  });
+
+  it('should have fieldId, value, and type properties', function () {
+    const stringListRecordValue = new StringListRecordValue(1, []);
+    expect(stringListRecordValue).to.have.property('fieldId');
+    expect(stringListRecordValue).to.have.property('value');
+    expect(stringListRecordValue).to.have.property('type');
+  });
+
+  it('should have a constructor that sets its properties correctly', function () {
+    const stringListRecordValue = new StringListRecordValue(1, []);
+    expect(stringListRecordValue.fieldId).to.equal(1);
+    expect(stringListRecordValue.value).to.deep.equal([]);
+    expect(stringListRecordValue.type).to.equal('StringList');
+  });
+});
diff --git a/tests/TimeSpanRecordValue.spec.ts b/tests/TimeSpanRecordValue.spec.ts
new file mode 100644
index 0000000..7a37c4c
--- /dev/null
+++ b/tests/TimeSpanRecordValue.spec.ts
@@ -0,0 +1,48 @@
+import { TimeSpanRecordValue } from '../src/models/TimeSpanRecordValue';
+import { expect } from 'chai';
+import { TimeSpanData } from '../src/models/TimeSpanData';
+import { TimeSpanIncrement } from '../src/enums/TimeSpanIncrement';
+import { TimeSpanRecurrenceType } from '../src/enums/TimeSpanRecurrenceType';
+
+describe('TimeSpanRecordValue', function () {
+  it('should be defined', function () {
+    expect(TimeSpanRecordValue).to.not.be.undefined;
+  });
+
+  it('should have a constructor', function () {
+    expect(TimeSpanRecordValue).to.have.property('constructor');
+  });
+
+  it('should hav a constructor that takes a fieldId and value', function () {
+    expect(TimeSpanRecordValue).to.have.lengthOf(2);
+  });
+
+  it('should have fieldId, value, and type properties', function () {
+    const timeSpanData = new TimeSpanData(
+      1,
+      TimeSpanIncrement.Days,
+      TimeSpanRecurrenceType.None,
+      null,
+      null
+    );
+    const timeSpanRecordValue = new TimeSpanRecordValue(1, timeSpanData);
+    expect(timeSpanRecordValue).to.have.property('fieldId');
+    expect(timeSpanRecordValue).to.have.property('value');
+    expect(timeSpanRecordValue).to.have.property('type');
+  });
+
+  it('should have a constructor that sets its properties correctly', function () {
+    const timeSpanData = new TimeSpanData(
+      1,
+      TimeSpanIncrement.Days,
+      TimeSpanRecurrenceType.None,
+      null,
+      null
+    );
+    const timeSpanRecordValue = new TimeSpanRecordValue(1, timeSpanData);
+
+    expect(timeSpanRecordValue.fieldId).to.equal(1);
+    expect(timeSpanRecordValue.value).to.deep.equal(timeSpanData);
+    expect(timeSpanRecordValue.type).to.equal('TimeSpan');
+  });
+});
diff --git a/tests/testData/testFieldData.ts b/tests/testData/testFieldData.ts
new file mode 100644
index 0000000..c45e428
--- /dev/null
+++ b/tests/testData/testFieldData.ts
@@ -0,0 +1,416 @@
+/* 
+This file represents an exhaustive list of possible record value
+objects that can be returned from the API. It is used in the
+ApiResponse.spec.ts file to test the ApiResponse class when it returns
+types involving records.
+ */
+export const testFieldData: object[] = [
+  {
+    type: 'StringList',
+    fieldId: 12891,
+    value: ['list_value_1', 'list_value_2'],
+  },
+  {
+    type: 'Integer',
+    fieldId: 12144,
+    value: 1,
+  },
+  {
+    type: 'Date',
+    fieldId: 12145,
+    value: '2023-01-17T05:52:07.251Z',
+  },
+  {
+    type: 'Date',
+    fieldId: 12146,
+    value: '2023-02-10T01:19:46.63Z',
+  },
+  {
+    type: 'String',
+    fieldId: 12152,
+    value: 'stevan.freeborn@onspring.com',
+  },
+  {
+    type: 'Date',
+    fieldId: 12153,
+    value: '2023-01-17T05:53:12.104Z',
+  },
+  {
+    type: 'Integer',
+    fieldId: 12160,
+    value: 69,
+  },
+  {
+    type: 'String',
+    fieldId: 12165,
+    value: 'stevan.freeborn+delegate@onspring.com',
+  },
+  {
+    type: 'String',
+    fieldId: 12166,
+    value: 'stevan_delegate',
+  },
+  {
+    type: 'ScoringGroupList',
+    fieldId: 12167,
+    value: [
+      {
+        delegateType: 'External',
+        name: 'test_delegate',
+        emailAddress: 'test@test.com',
+        delegationType: 'AllPages',
+        pageIds: [],
+        answeredPageIds: [],
+        canReadOtherPages: false,
+        delegationDateTime: '2023-01-17T05:52:53.781Z',
+        delegationCompletedDateTime: '2023-01-17T05:53:12.617Z',
+        status: 'Pending',
+        isDeleted: false,
+        messagingDisplayText:
+          'Delegate Name: test_delegate -- Delegate Completed On: 1/17/2023 5:53 AM',
+        guid: '00000000-0000-0000-0000-000000000000',
+      },
+      {
+        delegateType: 'External',
+        name: undefined,
+        emailAddress: 'test@test.com',
+        delegationType: 'AllPages',
+        pageIds: [],
+        answeredPageIds: [],
+        canReadOtherPages: false,
+        delegationDateTime: '2023-01-17T05:52:53.781Z',
+        delegationCompletedDateTime: undefined,
+        status: 'Pending',
+        isDeleted: false,
+        messagingDisplayText:
+          'Delegate Name: test_delegate -- Delegate Completed On: 1/17/2023 5:53 AM',
+        guid: '00000000-0000-0000-0000-000000000000',
+      },
+      {
+        delegateType: 'External',
+        name: null,
+        emailAddress: 'test@test.com',
+        delegationType: 'AllPages',
+        pageIds: [],
+        answeredPageIds: [],
+        canReadOtherPages: false,
+        delegationDateTime: '2023-01-17T05:52:53.781Z',
+        delegationCompletedDateTime: null,
+        status: 'Pending',
+        isDeleted: false,
+        messagingDisplayText:
+          'Delegate Name: test_delegate -- Delegate Completed On: 1/17/2023 5:53 AM',
+        guid: '00000000-0000-0000-0000-000000000000',
+      },
+    ],
+  },
+  {
+    type: 'IntegerList',
+    fieldId: 12191,
+    value: [1],
+  },
+  {
+    type: 'IntegerList',
+    fieldId: 12192,
+    value: [925],
+  },
+  {
+    type: 'String',
+    fieldId: 12894,
+    value: 'test',
+  },
+  {
+    type: 'Decimal',
+    fieldId: 12895,
+    value: 10,
+  },
+  {
+    type: 'Guid',
+    fieldId: 12896,
+    value: '2b70ebb9-af45-4165-9a23-da44acce7bf7',
+  },
+  {
+    type: 'Date',
+    fieldId: 12897,
+    value: '2023-02-10T07:19:46.629Z',
+  },
+  {
+    type: 'Integer',
+    fieldId: 12144,
+    value: 2,
+  },
+  {
+    type: 'Date',
+    fieldId: 12145,
+    value: '2023-01-24T04:03:06.13Z',
+  },
+  {
+    type: 'Date',
+    fieldId: 12146,
+    value: '2023-02-10T04:06:29.985Z',
+  },
+  {
+    type: 'Date',
+    fieldId: 12147,
+    value: '2023-02-10T04:06:29.985Z',
+  },
+  {
+    type: 'Integer',
+    fieldId: 12148,
+    value: 2,
+  },
+  {
+    type: 'Integer',
+    fieldId: 12149,
+    value: 2,
+  },
+  {
+    type: 'Integer',
+    fieldId: 12150,
+    value: 2,
+  },
+  {
+    type: 'String',
+    fieldId: 12151,
+    value: 'Stevan Freeborn',
+  },
+  {
+    type: 'String',
+    fieldId: 12152,
+    value: 'stevan.freeborn@onspring.com',
+  },
+  {
+    type: 'Date',
+    fieldId: 12153,
+    value: '2023-01-24T04:03:06.128Z',
+  },
+  {
+    type: 'Decimal',
+    fieldId: 12155,
+    value: 6,
+  },
+  {
+    type: 'Decimal',
+    fieldId: 12156,
+    value: 9,
+  },
+  {
+    type: 'Decimal',
+    fieldId: 12157,
+    value: 66.66666666666667,
+  },
+  {
+    type: 'Integer',
+    fieldId: 12160,
+    value: 73,
+  },
+  {
+    type: 'ScoringGroupList',
+    fieldId: 12161,
+    value: [
+      {
+        listValueId: '0eac7224-f4bc-4121-8ca5-1fe75f5cd576',
+        name: 'group_one',
+        score: 2,
+        maximumScore: 3,
+      },
+      {
+        listValueId: '743ddd0d-702d-414d-87d4-0aa4fe0c265e',
+        name: 'group_two',
+        score: 2,
+        maximumScore: 4,
+      },
+      {
+        listValueId: '4ff35205-bfe8-4639-8574-d0458fa7f85e',
+        name: 'group_three',
+        score: 2,
+        maximumScore: 2,
+      },
+    ],
+  },
+  {
+    type: 'Decimal',
+    fieldId: 12162,
+    value: 9,
+  },
+  {
+    type: 'Decimal',
+    fieldId: 12163,
+    value: 66.66666666666667,
+  },
+  {
+    type: 'ScoringGroupList',
+    fieldId: 12164,
+    value: [
+      {
+        listValueId: '0eac7224-f4bc-4121-8ca5-1fe75f5cd576',
+        name: 'group_one',
+        score: 2,
+        maximumScore: 3,
+      },
+      {
+        listValueId: '743ddd0d-702d-414d-87d4-0aa4fe0c265e',
+        name: 'group_two',
+        score: 2,
+        maximumScore: 4,
+      },
+      {
+        listValueId: '4ff35205-bfe8-4639-8574-d0458fa7f85e',
+        name: 'group_three',
+        score: 2,
+        maximumScore: 2,
+      },
+    ],
+  },
+  {
+    type: 'String',
+    fieldId: 12165,
+    value: 'stevan.freeborn@onspring.com',
+  },
+  {
+    type: 'String',
+    fieldId: 12166,
+    value: 'Stevan Freeborn',
+  },
+  {
+    type: 'IntegerList',
+    fieldId: 12191,
+    value: [2, 3, 4, 5, 6, 7],
+  },
+  {
+    type: 'IntegerList',
+    fieldId: 12192,
+    value: [925],
+  },
+  {
+    type: 'String',
+    fieldId: 12263,
+    value: '2',
+  },
+  {
+    type: 'Date',
+    fieldId: 12884,
+    value: '2023-02-09T06:00:00Z',
+  },
+  {
+    type: 'Guid',
+    fieldId: 12885,
+    value: 'e75b49cf-adb7-4b8e-a7e5-93ebf1948dba',
+  },
+  {
+    type: 'Decimal',
+    fieldId: 12886,
+    value: 100,
+  },
+  {
+    type: 'String',
+    fieldId: 12887,
+    value: 'this is a test',
+  },
+  {
+    type: 'AttachmentList',
+    fieldId: 12888,
+    value: [
+      {
+        fileId: 1348,
+        fileName: 'onspring-api-playground.py',
+        notes: '',
+        storageLocation: 'Internal',
+      },
+      {
+        fileId: 1349,
+        fileName: 'core_isolation_warning.png',
+        notes: '',
+        storageLocation: 'Internal',
+      },
+      {
+        fileId: 1349,
+        fileName: 'core_isolation_warning.png',
+        notes: null,
+        storageLocation: 'Internal',
+      },
+      {
+        fileId: 1349,
+        fileName: 'core_isolation_warning.png',
+        notes: undefined,
+        storageLocation: 'Internal',
+      },
+    ],
+  },
+  {
+    type: 'FileList',
+    fieldId: 12889,
+    value: [1350, 1351],
+  },
+  {
+    type: 'Integer',
+    fieldId: 12890,
+    value: 2,
+  },
+  {
+    type: 'GuidList',
+    fieldId: 12891,
+    value: [
+      'd7471a5f-6718-4368-8734-3e3e712bacd9',
+      '3b3de61f-fa44-4e51-b70d-35992c2a1a6e',
+    ],
+  },
+  {
+    type: 'IntegerList',
+    fieldId: 12892,
+    value: [4, 5],
+  },
+  {
+    type: 'TimeSpan',
+    fieldId: 12893,
+    value: {
+      quantity: 10,
+      increment: 'Days',
+      recurrence: 'EndByDate',
+      endAfterOccurrences: 10,
+      endByDate: '2023-02-16T06:00:00Z',
+    },
+  },
+  {
+    type: 'TimeSpan',
+    fieldId: 12893,
+    value: {
+      quantity: 10,
+      increment: 'Days',
+      recurrence: null,
+      endAfterOccurrences: null,
+      endByDate: null,
+    },
+  },
+  {
+    type: 'TimeSpan',
+    fieldId: 12893,
+    value: {
+      quantity: 10,
+      increment: 'Days',
+      recurrence: undefined,
+      endAfterOccurrences: undefined,
+      endByDate: undefined,
+    },
+  },
+  {
+    type: 'String',
+    fieldId: 12894,
+    value: 'test',
+  },
+  {
+    type: 'Decimal',
+    fieldId: 12895,
+    value: 10,
+  },
+  {
+    type: 'Guid',
+    fieldId: 12896,
+    value: '2b70ebb9-af45-4165-9a23-da44acce7bf7',
+  },
+  {
+    type: 'Date',
+    fieldId: 12897,
+    value: '2023-02-10T07:19:47.002Z',
+  },
+];