docs: func (s *VideoDescription) Validate() error {
  	invalidParams := request.ErrInvalidParams{Context: "VideoDescription"}
  	if s.Name == nil {
  		invalidParams.Add(request.NewErrParamRequired("Name"))
  	}
  	if s.CodecSettings != nil {
  		if err := s.CodecSettings.Validate(); err != nil {
  			invalidParams.AddNested("CodecSettings", err.(request.ErrInvalidParams))
  		}
  	}
  
  	if invalidParams.Len() > 0 {
  		return invalidParams
  	}
  	return nil
  }