text: function Signature (utils) {
  
    return function (obj) {
      var _this = this;
      
      utils._immutable(_this, obj)
            .set('name')
            .set('email')
            .set('time')
            .set('offset');
    };
  
  };
  
  module.exports.all = function (Gitteh, utils) {
    Gitteh.Signature = Signature(utils);
  };
  