docs: func (s *CreateVPCEConfigurationInput) Validate() error {
  	invalidParams := request.ErrInvalidParams{Context: "CreateVPCEConfigurationInput"}
  	if s.ServiceDnsName == nil {
  		invalidParams.Add(request.NewErrParamRequired("ServiceDnsName"))
  	}
  	if s.VpceConfigurationName == nil {
  		invalidParams.Add(request.NewErrParamRequired("VpceConfigurationName"))
  	}
  	if s.VpceServiceName == nil {
  		invalidParams.Add(request.NewErrParamRequired("VpceServiceName"))
  	}
  
  	if invalidParams.Len() > 0 {
  		return invalidParams
  	}
  	return nil
  }