diff --git a/src/models/GetRecordsByAppIdRequest.ts b/src/models/GetRecordsByAppIdRequest.ts
index 9b142f7..b49435b 100644
--- a/src/models/GetRecordsByAppIdRequest.ts
+++ b/src/models/GetRecordsByAppIdRequest.ts
@@ -15,7 +15,7 @@ export class GetRecordsByAppIdRequest {
   /**
    * @property {DataFormat} dataFormat - The format of the data in the response.
    */
-  public dataFormat: DataFormat;
+  public dataFormat: DataFormat = DataFormat.Raw;
 
   /**
    * @property {PagingRequest} pagingRequest - The paging request.
diff --git a/src/models/Record.ts b/src/models/Record.ts
index b8400e1..c831b76 100644
--- a/src/models/Record.ts
+++ b/src/models/Record.ts
@@ -26,7 +26,7 @@ export class Record {
    * @param {RecordValue[]} fieldData - The data for the fields in the record.
    * @returns {Record} - A new instance of Record.
    */
-  constructor(appId: number, recordId: number, fieldData: RecordValue[]) {
+  constructor(appId: number, recordId: number, fieldData: RecordValue[] = []) {
     this.appId = appId;
     this.recordId = recordId;
     this.fieldData = fieldData;
diff --git a/src/models/SaveRecordRequest.ts b/src/models/SaveRecordRequest.ts
new file mode 100644
index 0000000..8294599
--- /dev/null
+++ b/src/models/SaveRecordRequest.ts
@@ -0,0 +1,28 @@
+export class SaveRecordRequest {
+  /**
+   * @property {number} appId - The id of the app that the record belongs to.
+   */
+  public appId: number;
+
+  /**
+   * @property {number} recordId - The id of the record.
+   * @remarks If the record id is not provided a new record will be created. Otherwise, the existing record will be updated.
+   */
+  public recordId: number | null;
+
+  /**
+   * @property {Map<number, any>} fields - The data for the fields in the record.
+   * @remarks The key is the field id and the value is the value for the field.
+   */
+  public fields: Map<number, any>;
+
+  constructor(
+    appId: number,
+    recordId: number | null = null,
+    fields: Map<number, any> = new Map<number, any>()
+  ) {
+    this.appId = appId;
+    this.recordId = recordId;
+    this.fields = fields;
+  }
+}
diff --git a/tests/Record.spec.ts b/tests/Record.spec.ts
index a89e945..f95aa7f 100644
--- a/tests/Record.spec.ts
+++ b/tests/Record.spec.ts
@@ -12,8 +12,8 @@ describe('Record', function () {
     expect(Record).to.have.property('constructor');
   });
 
-  it('should have a constructor that has 3 parameters', function () {
-    expect(Record).to.have.lengthOf(3);
+  it('should have a constructor that has 2 parameters', function () {
+    expect(Record).to.have.lengthOf(2);
   });
 
   it('should have a constructor that sets its properties correctly', function () {
@@ -29,6 +29,16 @@ describe('Record', function () {
       .with.lengthOf(2);
   });
 
+  it('should have a constructor that sets its properties correctly when no fieldData is provided', function () {
+    const record = new Record(1, 2);
+    expect(record).to.have.property('appId', 1);
+    expect(record).to.have.property('recordId', 2);
+    expect(record)
+      .to.have.property('fieldData')
+      .that.is.an('array')
+      .with.lengthOf(0);
+  });
+
   it('should have an appId property', function () {
     expect(
       new Record(1, 2, [
diff --git a/tests/SaveRecordRequest.spec.ts b/tests/SaveRecordRequest.spec.ts
new file mode 100644
index 0000000..4668e87
--- /dev/null
+++ b/tests/SaveRecordRequest.spec.ts
@@ -0,0 +1,57 @@
+import { SaveRecordRequest } from '../src/models/SaveRecordRequest';
+import { expect } from 'chai';
+
+describe('SaveRecordRequest', function () {
+  it('should be defined', function () {
+    expect(SaveRecordRequest).to.not.be.undefined;
+  });
+
+  it('should have a constructor', function () {
+    expect(SaveRecordRequest).to.have.property('constructor');
+  });
+
+  it('should have a constructor that takes 1 parameter', function () {
+    expect(SaveRecordRequest.constructor).to.have.lengthOf(1);
+  });
+
+  it('should have an appId property', function () {
+    expect(new SaveRecordRequest(1)).to.have.property('appId');
+  });
+
+  it('should have a recordId property', function () {
+    expect(new SaveRecordRequest(1)).to.have.property('recordId');
+  });
+
+  it('should have a fields property', function () {
+    expect(new SaveRecordRequest(1)).to.have.property('fields');
+  });
+
+  it('should have a constructor that sets its properties correctly', function () {
+    const saveRecordRequest = new SaveRecordRequest(1);
+    expect(saveRecordRequest.appId).to.equal(1);
+    expect(saveRecordRequest.recordId).to.be.null;
+    expect(saveRecordRequest.fields).to.not.be.null.and.not.be.undefined;
+    expect(saveRecordRequest.fields).to.have.lengthOf(0);
+  });
+
+  it('should have a constructor that sets its properties correctly when passed a recordId', function () {
+    const saveRecordRequest = new SaveRecordRequest(1, 2);
+    expect(saveRecordRequest.appId).to.equal(1);
+    expect(saveRecordRequest.recordId).to.equal(2);
+    expect(saveRecordRequest.fields).to.not.be.null.and.not.be.undefined;
+    expect(saveRecordRequest.fields).to.have.lengthOf(0);
+  });
+
+  it('should have a constructor that sets its properties correctly when passed a recordId and fields', function () {
+    const map = new Map([
+      [1, 'test'],
+      [2, 'test'],
+    ]);
+    const saveRecordRequest = new SaveRecordRequest(1, 2, map);
+    expect(saveRecordRequest).to.have.property('appId', 1);
+    expect(saveRecordRequest).to.have.property('recordId', 2);
+    expect(saveRecordRequest).to.have.property('fields', map);
+    expect(saveRecordRequest.fields).to.not.be.null.and.not.be.undefined;
+    expect(saveRecordRequest.fields).to.have.lengthOf(2);
+  });
+});