code: function convertApiError(err) {
  	if (err.error && err.error.response && err.error.response.text) {
  		const obj = JSON.parse(err.error.response.text);
  		if (obj.errors && obj.errors.length) {
  			err = { message: obj.errors[0].message, error:err.error };
  		}
  	}
  	return err;
  }
docs: Converts an error thrown by the API to a simpler object containing
  a `message` property.
  @param {object} err   The error raised by the API.
  @returns {object} With message and error properties.