public function process_attendee_meta( $product_id, $meta ) {
			$meta_values = [];

			if ( ! class_exists( 'Tribe__Tickets_Plus__Main' ) ) {
				return $meta_values;
			}

			$meta_field_objects = Tribe__Tickets_Plus__Main::instance()->meta()->get_meta_fields_by_ticket( $product_id );

			foreach ( $meta_field_objects as $field ) {
				$value = null;

				if ( 'checkbox' === $field->type ) {
					$field_prefix = $field->slug . '_';
					$value        = [];

					foreach ( $meta as $full_key => $check_value ) {
						if ( 0 === strpos( $full_key, $field_prefix ) ) {
							$short_key           = substr( $full_key, strlen( $field_prefix ) );
							$value[ $short_key ] = $check_value;
						}
					}

					if ( empty( $value ) ) {
						$value = null;
					}
				} elseif ( isset( $meta[ $field->slug ] ) ) {
					$value = $meta[ $field->slug ];
				}

				$meta_values[ $field->slug ] = array(
					'slug'  => $field->slug,
					'label' => $field->label,
					'value' => $value,
				);
			}

			return $meta_values;
		}