docs: func (s *ListStackSetOperationResultsInput) Validate() error {
  	invalidParams := request.ErrInvalidParams{Context: "ListStackSetOperationResultsInput"}
  	if s.MaxResults != nil && *s.MaxResults < 1 {
  		invalidParams.Add(request.NewErrParamMinValue("MaxResults", 1))
  	}
  	if s.NextToken != nil && len(*s.NextToken) < 1 {
  		invalidParams.Add(request.NewErrParamMinLen("NextToken", 1))
  	}
  	if s.OperationId == nil {
  		invalidParams.Add(request.NewErrParamRequired("OperationId"))
  	}
  	if s.OperationId != nil && len(*s.OperationId) < 1 {
  		invalidParams.Add(request.NewErrParamMinLen("OperationId", 1))
  	}
  	if s.StackSetName == nil {
  		invalidParams.Add(request.NewErrParamRequired("StackSetName"))
  	}
  
  	if invalidParams.Len() > 0 {
  		return invalidParams
  	}
  	return nil
  }