040000 tree 96eb2d4b5b950440f6d6c273974bcde38722317a	dist
040000 tree b4ebbbae55f82116f21cf14657b5bfb1e3e3eb27	persistence
040000 tree 4728427ce6c4c5fca1ac137a60bbc994111cf46c	primitives
040000 tree 0b9ae1b967ebd8237b55ca150e59ab7197bf10c5	serializers