Container::to_json( bool $include_meta = true )

	public function to_json( $include_meta = true ) {
		$data = parent::to_json( $include_meta );

		/* translators: %s: HTML code for required indicator */
		$required_indicator_description = '<span aria-hidden="true">' . sprintf( __( 'Required fields are marked %s.', 'torro-forms' ), '<span class="torro-required-indicator">*</span>' ) . '</span>';

		/**
		 * Filters the required indicator description, which is displayed above or below each form.
		 *
		 * @since 1.0.0
		 *
		 * @param string $required_indicator_description Indicator description HTML string. Default is a description hidden for screen reader users,
		 *                                               explaining the asterisk character to mark a required field.
		 */
		$data['required_description'] = apply_filters( "{$this->manager->get_prefix()}required_indicator_description", $required_indicator_description );

		return $data;
	}