fc := filterchain{
			destination: getFilterType(filterChain.GetFilters()),
			match:       getMatches(filterChain.FilterChainMatch),
		}
		resp = append(resp, fc)
	}
	return resp
}

func getMatches(f *listener.FilterChainMatch) string {
	match := f
	if match == nil {
		match = &listener.FilterChainMatch{}
	}
	// filterChaince also has SuffixLen, SourceType, SourcePrefixRanges which are not rendered.