bp_nouveau_ajax_media_description_save()

function bp_nouveau_ajax_media_description_save() {
	$response = array(
		'feedback' => sprintf(
			'<div class="bp-feedback bp-messages error"><span class="bp-icon" aria-hidden="true"></span><p>%s</p></div>',
			esc_html__( 'There was a problem. Please try again.', 'buddyboss' )
		),
	);

	// Nonce check!
	if ( empty( $_POST['_wpnonce'] ) || ! wp_verify_nonce( $_POST['_wpnonce'], 'bp_nouveau_media' ) ) {
		wp_send_json_error( $response );
	}

	$attachment_id = $_POST['attachment_id'];
	$description = $_POST['description'];

	$attachment = get_post( $attachment_id );

	if ( empty( $attachment ) && ( 'attachment' !== $attachment->post_type ) ) {
		$response['feedback'] = sprintf(
			'<div class="bp-feedback error"><span class="bp-icon" aria-hidden="true"></span><p>%s</p></div>',
			esc_html__( 'There was an error for updating a description. Please try again.', 'buddyboss' )
		);

		wp_send_json_error( $response );
	}

	$media_post['ID']           = $attachment_id;
	$media_post['post_content'] = $description;
	wp_update_post( $media_post );

	$response['description'] = $description;
	wp_send_json_success( $response );
}