fix: refactor to have child classes that inherit from RecordValue, but represent the distinct types of value objects that can be returned by the api. fix: added and updated tests to address this refactor

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);
+  }
+}