code: public MetadataPropertiesEnvelope getManifestProperties(String dtid) throws ApiException {
          ApiResponse<MetadataPropertiesEnvelope> resp = getManifestPropertiesWithHttpInfo(dtid);
          return resp.getData();
      }
docs: Get a device type&#39;s device management manifest properties
  Get a device type&#39;s device management manifest properties
  @param dtid Device Type ID. (required)
  @return MetadataPropertiesEnvelope
  @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body