protected function prepare_item_for_database( $request ) {

		$prepared_item = parent::prepare_item_for_database( $request );
		if ( is_wp_error( $prepared_item ) ) {
			return $prepared_item;
		}

		$schema = $this->get_item_schema();

		// Enroll text.
		if ( ! empty( $schema['properties']['enroll_text'] ) && isset( $request['enroll_text'] ) ) {
			$prepared_item['enroll_text'] = $request['enroll_text'];
		}

		// Post id.
		if ( ! empty( $schema['properties']['post_id'] ) && isset( $request['post_id'] ) ) {
			$prepared_item['product_id'] = $request['post_id'];
		}

		// SKU.
		if ( ! empty( $schema['properties']['sku'] ) && isset( $request['sku'] ) ) {
			$prepared_item['sku'] = $request['sku'];
		}

		/**
		 * Filters the access plan data before inserting in the db
		 *
		 * @since 1.0.0-beta.18
		 *
		 * @param array           $prepared_item Array of access plan item properties prepared for database.
		 * @param WP_REST_Request $request       Full details about the request.
		 * @param array           $schema        The item schema.
		 */
		$prepared_item = apply_filters( 'llms_rest_pre_insert_access_plan', $prepared_item, $request, $schema );

		return $prepared_item;
	}