class ClientRequest {
 final dynamic args;
 final String type;

 /**
  * Creates a [ClientRequest] with specified [type] and [args]
  * [type] is the name of the requested server function
  * [args] is a map of arguments for the specified server function
  */
 ClientRequest(this.type, this.args);

 /**
  * Create a [ClientRequest] from JSON map {'name' : something, 'args': somethingElse}
  */
 factory ClientRequest.fromJson(Map data) => new ClientRequest(data['type'], data['args']);

 /**
  * Converts this [ClientRequest] to JSON serializable map.
  */
 Map toJson() => {'type': type, 'args': args};
}