/// <summary>
/// Get a paginated list of shipments.
/// </summary>
/// Optional dictionary containing parameters to filter the list with. Valid pairs:
/// * {"before_id", string} String representing a Shipment. Starts with "shp_". Only retrieve shipments created before this id. Takes precedence over after_id.
/// * {"after_id", string} String representing a Shipment. Starts with "shp_". Only retrieve shipments created after this id.
/// * {"page_size", int} Size of page. Default to 20.
/// * {"purchased", bool} If true only display purchased shipments.
/// All invalid keys will be ignored.
/// <param name="parameters">
/// </param>
/// <returns>Instance of EasyPost.ShipmentList</returns>
public static ShipmentList List(Dictionary<string, object> parameters = null) {
Request request = new Request("shipments");
request.addQueryString(parameters ?? new Dictionary<string, object>());
ShipmentList shipmentList = request.Execute<ShipmentList>();
shipmentList.filters = parameters;
return shipmentList;
}
