<div id="container" class="mb-2 formio-form-group has-feedback formio-component formio-component-container formio-component-container  required formio-component-label-hidden" ref="component">
  <label class=" field-required control-label--hidden"></label>
  <div ref="nested-container">
  </div>
  <div ref="messageContainer" class="formio-errors invalid-feedback"></div>
</div>