diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..a5f44e9
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,3 @@
+{
+  "dotenv.enableAutocloaking": true
+}
diff --git a/integrationTests/Records/deleteRecordById.spec.ts b/integrationTests/Records/deleteRecordById.spec.ts
index a537f06..a48346c 100644
--- a/integrationTests/Records/deleteRecordById.spec.ts
+++ b/integrationTests/Records/deleteRecordById.spec.ts
@@ -1,5 +1,100 @@
-import { OnspringClient } from './../../src';
+import { StringRecordValue } from './../../src/models/StringRecordValue';
+import { OnspringClient, Record, RecordValue } from './../../src';
 import { expect } from 'chai';
 import { baseURL, apiKey } from '../mochaRootHooks';
 
-describe('deleteRecordById', function () {});
+describe('deleteRecordById', function () {
+  this.timeout(30000);
+  this.retries(3);
+
+  it('should delete a record', async function () {
+    const client = new OnspringClient(baseURL, apiKey);
+
+    if (process.env.TEST_APP_ID === undefined) {
+      expect.fail('TEST_APP_ID is not defined');
+    }
+
+    const recordId = await addRecord();
+    const response = await client.deleteRecordById(
+      parseInt(process.env.TEST_APP_ID),
+      recordId
+    );
+
+    expect(response.statusCode).to.equal(204);
+    expect(response.isSuccessful).to.be.true;
+    expect(response.message).to.equal('');
+    expect(response.data).to.not.be.null;
+  });
+
+  it('should return a 401 error when the API key is invalid', async function () {
+    const client = new OnspringClient(baseURL, 'invalid');
+    const response = await client.deleteRecordById(1, 1);
+
+    expect(response.statusCode).to.equal(401);
+    expect(response.isSuccessful).to.be.false;
+    expect(response.message).to.be.undefined;
+    expect(response.data).to.be.null;
+  });
+
+  it('should return a 403 error when the API key does not have access to the record', async function () {
+    const client = new OnspringClient(baseURL, apiKey);
+
+    if (process.env.TEST_APP_ID_NO_ACCESS === undefined) {
+      expect.fail('TEST_APP_ID_NO_ACCESS is not defined');
+    }
+
+    const response = await client.deleteRecordById(
+      parseInt(process.env.TEST_APP_ID_NO_ACCESS),
+      1
+    );
+
+    expect(response.statusCode).to.equal(403);
+    expect(response.isSuccessful).to.be.false;
+    expect(response.message).to.not.be.null.and.not.be.undefined;
+    expect(response.data).to.be.null;
+  });
+
+  it('should return a 404 error when the record does not exist', async function () {
+    const client = new OnspringClient(baseURL, apiKey);
+
+    if (process.env.TEST_APP_ID === undefined) {
+      expect.fail('TEST_APP_ID is not defined');
+    }
+
+    const response = await client.deleteRecordById(
+      parseInt(process.env.TEST_APP_ID),
+      0
+    );
+
+    expect(response.statusCode).to.equal(404);
+    expect(response.isSuccessful).to.be.false;
+    expect(response.message).to.be.undefined;
+    expect(response.data).to.be.null;
+  });
+});
+
+async function addRecord(): Promise<number> {
+  const client = new OnspringClient(baseURL, apiKey);
+
+  if (process.env.TEST_APP_ID === undefined) {
+    expect.fail('TEST_APP_ID is not defined');
+  }
+
+  if (process.env.TEST_TEXT_FIELD === undefined) {
+    expect.fail('TEST_TEXT_FIELD is not defined');
+  }
+
+  const request = new Record(parseInt(process.env.TEST_APP_ID), null);
+
+  request.addValue(
+    new StringRecordValue(parseInt(process.env.TEST_TEXT_FIELD), 'test')
+  );
+
+  const response = await client.saveRecord(request);
+
+  if (response.data === null || response.data.id === undefined) {
+    expect.fail('Record ID is not defined');
+  }
+
+  return response.data.id;
+}
diff --git a/integrationTests/example.env b/integrationTests/example.env
index 51ce265..e441ecf 100644
--- a/integrationTests/example.env
+++ b/integrationTests/example.env
@@ -17,6 +17,11 @@ TEST_TEXT_FIELD=NEEDS_TO_BE_SET
 TEST_ATTACHMENT=NEEDS_TO_BE_SET
 TEST_IMAGE_FIELD=NEEDS_TO_BE_SET
 TEST_IMAGE=NEEDS_TO_BE_SET
+TEST_LIST_FIELD=NEEDS_TO_BE_SET
+TEST_LIST_FIELD_NO_ACCESS=NEEDS_TO_BE_SET
+TEST_LIST_ID=NEEDS_TO_BE_SET
+TEST_LIST_ID_NO_ACCESS=NEEDS_TO_BE_SET
+TEST_LIST_ITEM_ID_NO_ACCESS=NEEDS_TO_BE_SET
 TEST_REPORT=NEEDS_TO_BE_SET
 TEST_REPORT_NO_ACCESS=NEEDS_TO_BE_SET
 TEST_REPORT_WITH_CHART_DATA=NEEDS_TO_BE_SET
\ No newline at end of file
diff --git a/src/models/OnspringClient.ts b/src/models/OnspringClient.ts
index b79696b..a4275c5 100644
--- a/src/models/OnspringClient.ts
+++ b/src/models/OnspringClient.ts
@@ -425,7 +425,7 @@ export class OnspringClient {
         : request;
 
     const endpoint = EndpointFactory.getAddOrUpdateRecordEndpoint();
-    const apiResponse = await this.put<any>(endpoint, request);
+    const apiResponse = await this.put<any>(endpoint, request.toJSON());
 
     if (apiResponse.isSuccessful === false) {
       return apiResponse;
diff --git a/src/models/SaveRecordRequest.ts b/src/models/SaveRecordRequest.ts
index 8294599..112a7ab 100644
--- a/src/models/SaveRecordRequest.ts
+++ b/src/models/SaveRecordRequest.ts
@@ -25,4 +25,12 @@ export class SaveRecordRequest {
     this.recordId = recordId;
     this.fields = fields;
   }
+
+  public toJSON(): any {
+    return {
+      appId: this.appId,
+      recordId: this.recordId,
+      fields: Object.fromEntries(this.fields),
+    };
+  }
 }
diff --git a/tests/SaveRecordRequest.spec.ts b/tests/SaveRecordRequest.spec.ts
index 4668e87..ee05838 100644
--- a/tests/SaveRecordRequest.spec.ts
+++ b/tests/SaveRecordRequest.spec.ts
@@ -54,4 +54,54 @@ describe('SaveRecordRequest', function () {
     expect(saveRecordRequest.fields).to.not.be.null.and.not.be.undefined;
     expect(saveRecordRequest.fields).to.have.lengthOf(2);
   });
+
+  describe('toJSON', function () {
+    it('should be defined', function () {
+      expect(SaveRecordRequest.prototype.toJSON).to.not.be.undefined;
+    });
+
+    it('should return an object', function () {
+      expect(new SaveRecordRequest(1).toJSON()).to.be.an('object');
+    });
+
+    it('should return an object with an appId property', function () {
+      expect(new SaveRecordRequest(1).toJSON()).to.have.property('appId');
+    });
+
+    it('should return an object with a recordId property', function () {
+      expect(new SaveRecordRequest(1).toJSON()).to.have.property('recordId');
+    });
+
+    it('should return an object with a fields property', function () {
+      expect(new SaveRecordRequest(1).toJSON()).to.have.property('fields');
+    });
+
+    it('should return an object with an appId property that is equal to the value of the appId property', function () {
+      expect(new SaveRecordRequest(1).toJSON()).to.have.property('appId', 1);
+    });
+
+    it('should return an object with a recordId property that is equal to the value of the recordId property', function () {
+      expect(new SaveRecordRequest(1, 2).toJSON()).to.have.property(
+        'recordId',
+        2
+      );
+    });
+
+    it('should return an object with a fields property that is equal to the value of the fields property', function () {
+      const map = new Map([
+        [1, 'test'],
+        [2, 'test'],
+      ]);
+
+      const obj = {
+        1: 'test',
+        2: 'test',
+      };
+
+      const saveRecordRequest = new SaveRecordRequest(1, 2, map);
+      const json = saveRecordRequest.toJSON();
+
+      expect(json.fields).to.deep.equal(obj);
+    });
+  });
 });