code: function (locationIdentifier, spaceIdentifier, params) {
        var path;
        if (locationIdentifier) {
          path = this.constructPath(constants.LOCATIONS, locationIdentifier, constants.SPACES, spaceIdentifier);
          return this.Core.GET(path, params);
        } else {
          return this.rejectRequest('Bad Request: A location identifier is required.');
        }
      }
docs: Get all the spaces in a location or a particular space in a location identified by `spaceIdentifier`
  @param  {String|Integer}           locationIdentifier A Robin channel identifier
  @param  {String|Integer|undefined} spaceIdentifier    A Robin channel data point identifier
  @param  {Object|undefined}         params             A querystring object
  @return {Function}                                    A Promise