code: function (channelIdentifier, data) {
        var path;
        if (channelIdentifier) {
          path = this.constructPath(constants.CHANNELS, channelIdentifier, constants.TRIGGERS);
          return this.Core.POST(path, data);
        } else {
          return this.rejectRequest('Bad Request: A channel identifier and a data object are required.');
        }
      }
docs: Add a trigger to a channel
  @param  {String|Integer} channelIdentifier A Robin channel identifier
  @param  {Object}         data              A querystring object
  @return {Function}                         A Promise