040000 tree 21acb28eec6624683ac964af07fe4d12a879b713	dtm
040000 tree d52be71b668f6957fd3071e6106c379de9a035e8	res
040000 tree 2f3ab8e9570c50e7219265510addac110b16b5c9	serializer
040000 tree 09262a8f7d815a24ad85552722971268266f1461	utils