code: function PacketRequest(properties) {
  			if (properties)
  				for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
  					if (properties[keys[i]] != null)
  						this[keys[i]] = properties[keys[i]];
  		}
docs: Properties of a PacketRequest.
  @memberof packets
  @interface IPacketRequest
  @property {string} ver PacketRequest ver
  @property {string} sender PacketRequest sender
  @property {string} id PacketRequest id
  @property {string} action PacketRequest action
  @property {Uint8Array|null} [params] PacketRequest params
  @property {string} meta PacketRequest meta
  @property {number} timeout PacketRequest timeout
  @property {number} level PacketRequest level
  @property {boolean|null} [metrics] PacketRequest metrics
  @property {string|null} [parentID] PacketRequest parentID
  @property {string|null} [requestID] PacketRequest requestID
  @property {boolean|null} [stream] PacketRequest stream
   
  Constructs a new PacketRequest.
  @memberof packets
  @classdesc Represents a PacketRequest.
  @implements IPacketRequest
  @constructor
  @param {packets.IPacketRequest=} [properties] Properties to set