private static function get_voucher_block() {

		// Don't include voucher if legacy option has vouchers hidden.
		$option = get_option( 'lifterlms_voucher_field_registration_visibility', 'optional' );
		if ( 'hidden' === $option ) {
			return array();
		}

		return array(
			'blockName'    => 'llms/form-field-redeem-voucher',
			'attrs'        => array(
				'id'             => 'llms_voucher',
				'label'          => __( 'Have a voucher?', 'lifterlms' ),
				'placeholder'    => __( 'Voucher Code', 'lifterlms' ),
				'required'       => ( 'required' === $option ),
				'toggleable'     => true,
				'data_store'     => false,
				'data_store_key' => false,
			),
			'innerContent' => array(),
		);

	}