code: function readNotifyNewSession(message, tokens) {
  	var i;
  	message.userName = protocol.decodeString(tokens[1]);
  	message.sessionId = protocol.decodeString(tokens[3]);
  	message.contextProperties = {};
  	tokens = tokens.slice(4);
  	for (i = 0; i < tokens.length; i = i + 4) {
  		message.contextProperties[protocol.decodeString(tokens[i + 1])] = protocol.decodeString(tokens[i + 3]);
  	}
  }
docs: Decode a notify new session request.
  
  @param {Object} message the message object partially initialized with the id and the verb
  @param {Array} tokens the rest of the message already tokenized
  @private