public function READ_args() {
		return array(
			'page'     => array(
				'description'       => __( 'The page of results to return; defaults to 1', 'event-tickets' ),
				'type'              => 'integer',
				'required'          => false,
				'default'           => 1,
				'sanitize_callback' => 'absint',
				'minimum'           => 1,
			),
			'per_page' => array(
				'description'       => __( 'How many attendees to return per results page; defaults to posts_per_page.', 'event-tickets' ),
				'type'              => 'integer',
				'required'          => false,
				'default'           => get_option( 'posts_per_page' ),
				'minimum'           => 1,
				'maximum'           => 100,
				'sanitize_callback' => 'absint',
			),
			'provider' => array(
				'description'       => __( 'Limit results to attendees whose ticket is provided by one of the providers specified in the CSV list or array; defaults to all the available.', 'event-tickets' ),
				'type'              => 'string',
				'required'          => false,
				'validate_callback' => array( $this->validator, 'is_string' ),
				'sanitize_callback' => array( $this->validator, 'trim' ),
				'swagger_type' => array(
					'oneOf' => array(
						array( 'type' => 'array', 'items' => array( 'type' => 'string' ) ),
						array( 'type' => 'string' ),
					),
				),
			),
			'search'   => array(
				'description'       => __( 'Limit results to attendees containing the specified string in the title or description.', 'event-tickets' ),
				'type'              => 'string',
				'required'          => false,
				'validate_callback' => array( $this->validator, 'is_string' ),
			),
			'offset'  => array(
				'description' => __( 'Offset the results by a specific number of items.', 'event-tickets' ),
				'type'        => 'integer',
				'required'    => false,
				'min'         => 0,
			),
			'order' => array(
				'description' => __( 'Sort results in ASC or DESC order. Defaults to ASC.', 'event-tickets' ),
				'type'        => 'string',
				'required'    => false,
				'enum'        => array(
					'ASC',
					'DESC',
				),
			),
			'orderby' => array(
				'description' => __( 'Order the results by one of date, relevance, id, include, title or slug. Defaults to id.', 'event-tickets' ),
				'type'        => 'string',
				'required'    => false,
				'enum'        => array(
					'id',
					'date',
					'include',
					'title',
					'slug',
				),
			),
			'post_id'  => array(
				'description'       => __( 'Limit results to attendees by post the ticket is associated with.', 'event-tickets' ),
				'type'              => 'integer',
				'required'          => false,
				'validate_callback' => array( $this->validator, 'is_post_id' ),
			),
			'ticket_id' => array(
				'description'       => __( 'Limit results to attendees associated with a ticket.', 'event-tickets' ),
				'type'              => 'integer',
				'required'          => false,
				'validate_callback' => array( $this->validator, 'is_ticket_id' ),
			),
			'after' => array(
				'description'       => __( 'Limit results to attendees created after or on the specified UTC date or timestamp.', 'event-tickets' ),
				'type'              => 'string',
				'required'          => false,
				'validate_callback' => array( $this->validator, 'is_time' ),
			),
			'before' => array(
				'description'       => __( 'Limit results to attendees created before or on the specified UTC date or timestamp.', 'event-tickets' ),
				'type'              => 'string',
				'required'          => false,
				'validate_callback' => array( $this->validator, 'is_time' ),
			),
			'include' => array(
				'description'       => __( 'Limit results to a specific CSV list or array of attendee IDs.', 'event-tickets' ),
				'required'          => false,
				'validate_callback' => array( $this->validator, 'is_positive_int_list' ),
				'sanitize_callback' => array( 'Tribe__Utils__Array', 'list_to_array' ),
				'swagger_type' => array(
					'oneOf' => array(
						array( 'type' => 'array', 'items' => array( 'type' => 'integer' ) ),
						array( 'type' => 'string' ),
						array( 'type' => 'integer' ),
					),
				),
			),
			'exclude' => array(
				'description'       => __( 'Exclude a specific CSV list or array of attendee IDs from the results.', 'event-tickets' ),
				'required'          => false,
				'validate_callback' => array( $this->validator, 'is_positive_int_list' ),
				'sanitize_callback' => array( 'Tribe__Utils__Array', 'list_to_array' ),
				'swagger_type' => array(
					'oneOf' => array(
						array( 'type' => 'array', 'items' => array( 'type' => 'integer' ) ),
						array( 'type' => 'string' ),
						array( 'type' => 'integer' ),
					),
				),
			),
			'price_max' => array(
				'description' => __( 'Limit results to attendees that paid tickets a price equal or below the specified value; if not specified no maximum price limit will be used.', 'event-tickets' ),
				'type'        => 'integer',
				'min'         => 0,
				'required'    => false,
			),
			'price_min' => array(
				'description' => __( 'Limit results to attendees that paid tickets a price equal or above the specified value; if not specified no minimum price limit will be used.', 'event-tickets' ),
				'type'        => 'integer',
				'min'         => 0,
				'required'    => false,
			),
			'include_post'   => array(
				'description'       => __( 'Limit results to attendees whose ticket is assigned to one of the posts specified in the CSV list or array.', 'event-tickets' ),
				'required'          => false,
				'validate_callback' => array( $this->validator, 'is_post_id_list' ),
				'sanitize_callback' => array( 'Tribe__Utils__Array', 'list_to_array' ),
				'swagger_type' => array(
					'oneOf' => array(
						array( 'type' => 'array', 'items' => array( 'type' => 'integer' ) ),
						array( 'type' => 'string' ),
						array( 'type' => 'integer' ),
					),
				),
			),
			'exclude_post'   => array(
				'description'       => __( 'Limit results to attendees whose tickets is not assigned to any of the posts specified in the CSV list or array..', 'event-tickets' ),
				'required'          => false,
				'validate_callback' => array( $this->validator, 'is_post_id_list' ),
				'sanitize_callback' => array( 'Tribe__Utils__Array', 'list_to_array' ),
				'swagger_type' => array(
					'oneOf' => array(
						array( 'type' => 'array', 'items' => array( 'type' => 'integer' ) ),
						array( 'type' => 'string' ),
						array( 'type' => 'integer' ),
					),
				),
			),
			'include_ticket' => array(
				'description'       => __( 'Limit results to a specific CSV list or array of ticket IDs.', 'event-tickets' ),
				'required'          => false,
				'validate_callback' => array( $this->validator, 'is_ticket_id_list' ),
				'swagger_type' => array(
					'oneOf' => array(
						array( 'type' => 'array', 'items' => array( 'type' => 'integer' ) ),
						array( 'type' => 'string' ),
						array( 'type' => 'integer' ),
					),
				),
			),
			'exclude_ticket' => array(
				'description'       => __( 'Exclude a specific CSV list or array of ticket IDs.', 'event-tickets' ),
				'required'          => false,
				'validate_callback' => array( $this->validator, 'is_ticket_id_list' ),
				'swagger_type' => array(
					'oneOf' => array(
						array( 'type' => 'array', 'items' => array( 'type' => 'integer' ) ),
						array( 'type' => 'string' ),
						array( 'type' => 'integer' ),
					),
				),
			),
			'post_status' => array(
				'description'       => __( 'Limit results to attendees for posts that are in one of the post statuses specified in the CSV list or array; defaults to publish.', 'event-tickets' ),
				'required'          => false,
				'sanitize_callback' => array( 'Tribe__Utils__Array', 'list_to_array' ),
				'swagger_type' => array(
					'oneOf' => array(
						array( 'type' => 'array', 'items' => array( 'type' => 'string' ) ),
						array( 'type' => 'string' ),
					),
				),
			),
			'status' => array(
				'description'       => __( 'Limit results to attendees that are in one of post statuses specified in the CSV list or array; defaults to publish.', 'event-tickets' ),
				'required'          => false,
				'sanitize_callback' => array( 'Tribe__Utils__Array', 'list_to_array' ),
				'swagger_type' => array(
					'oneOf' => array(
						array( 'type' => 'array', 'items' => array( 'type' => 'string' ) ),
						array( 'type' => 'string' ),
					),
				),
			),
			'order_status' => array(
				'description'       => __( 'Limit results to attendees whose order status is in one of post statuses specified in the CSV list or array; defaults to public.', 'event-tickets' ),
				'required'          => false,
				'sanitize_callback' => array( 'Tribe__Utils__Array', 'list_to_array' ),
				'swagger_type' => array(
					'oneOf' => array(
						array( 'type' => 'array', 'items' => array( 'type' => 'string' ) ),
						array( 'type' => 'string' ),
					),
				),
			),
			'checkedin' => array(
				'description'       => __( 'Limit results to attendees that are or not checked-in.', 'event-tickets' ),
				'required'          => false,
				'type'           => 'boolean',
			),
			'rsvp_going_status' => array(
				'description'       => __( 'Limit results to RSVP Attendees that have one of the RSVP Going status specified in the CSV list or array.', 'event-tickets' ),
				'required'          => false,
				'sanitize_callback' => array( 'Tribe__Utils__Array', 'list_to_array' ),
				'swagger_type' => array(
					'oneOf' => array(
						array( 'type' => 'array', 'items' => array( 'type' => 'string' ) ),
						array( 'type' => 'string' ),
					),
				),
			),
			'attendee_information_available' => array(
				'description'       => __( 'Limit results to attendees for tickets that provide attendees the possibility to fill in additional information or not; requires ET+.', 'event-tickets' ),
				'required'          => false,
				'type'           => 'boolean',
			),
		);
	}