message: fix(flow): empty object is causing errors in dynamic form
diff: -import { isEmpty, isString } from 'lodash';
  +import { isNil, isString } from 'lodash';
  import { Component, Input } from '@angular/core';
  import { FormGroup } from '@angular/forms';
  import { BaseField } from '../field-base';
  @@ -17,7 +17,7 @@ export class ObjectTypeComponent {
  shouldUpdateEditorValue = () => this.readonly;
  transformValueIn(value) {
  - return isEmpty(value) || isString(value) ? value : JSON.stringify(value, null, 2);
  + return isNil(value) || isString(value) ? value : JSON.stringify(value, null, 2);
  }
  transformValueOut(value: string) {
  