+ $comment_ID = wp_new_comment( $comment, true );
+ if ( is_wp_error( $comment_ID ) ) {
+ return new IXR_Error( 403, $comment_ID->get_error_message() );
+ }
+
+ if ( ! $comment_ID ) {
+ return new IXR_Error( 403, __( 'An unknown error occurred' ) );
+ }