code: func NewRegisterChaincodeEvent(ccID, eventFilter string, eventch chan<- *fab.CCEvent, respch chan<- fab.Registration, errCh chan<- error) *RegisterChaincodeEvent {
  	return &RegisterChaincodeEvent{
  		Reg: &ChaincodeReg{
  			ChaincodeID: ccID,
  			EventFilter: eventFilter,
  			Eventch:     eventch,
  		},
  		RegisterEvent: NewRegisterEvent(respch, errCh),
  	}
  }
docs: // NewRegisterChaincodeEvent creates a new RegisterChaincodeEvent