docs: function(field, value, options) {
        if (isObject(field)) options = value;
        else {
          var out = {};
          out[field] = value;
          field = out;
        }
        options = opts(this, options);
  
        return new APICall({
          action: 'account',
          type: 'POST',
          options: options,
          query: server_params(options),
          data: JSON.stringify(field)
        });
      }