_handleResponse(response) {
      const relatedData = this.relatedData;

      this.set(this.parse(response[0]), {silent: true})
        .formatTimestamps()
        ._reset();

      if (relatedData && relatedData.isJoined()) {
        relatedData.parsePivot([this]);
      }
    }
@name Model#_handleResponse
@private
@description

  Handles the response data for the model, returning from the model's fetch call.

@param {Object} Response from Knex query.

@todo: need to check on Backbone's status there, ticket #2636
@todo: {silent: true, parse: true}, for parity with collection#set