code: function (params, cb) {
  
              if (params) {
                  params._method = 'POST';
              }
  
              params.formEncoded = true;
  
              if (typeof params.file != "undefined" || typeof params.url != "undefined") {
  
                  _util.buildQuery('', params, function (error, data) {
  
                      return cb(error, data);
  
                  });
  
              } else {
  
                  return cb(new Error('Please provide file or url path!'));
  
              }
  
          }
docs: /*
  @param Callback {any}