public function get_item( $request ) {
		$group_request = $this->fetch_single_membership_request( $request['request_id'] );
		$retval        = $this->prepare_response_for_collection(
			$this->prepare_item_for_response( $group_request, $request )
		);

		$response = rest_ensure_response( $retval );

		/**
		 * Fires after a membership request is fetched via the REST API.
		 *
		 * @since 5.0.0
		 *
		 * @param BP_Invitation     $group_request Membership request object.
		 * @param WP_REST_Response  $response      The response data.
		 * @param WP_REST_Request   $request       The request sent to the API.
		 */
		do_action( 'bp_rest_group_membership_requests_get_item', $group_request, $response, $request );

		return $response;
	}