040000 tree 3c068f4a82061e868ff9077bdab3c7e85c0ff060	dist
040000 tree b4ebbbae55f82116f21cf14657b5bfb1e3e3eb27	persistence
040000 tree 13ce77c16d64ab0ba300fd3dfdcafa1fe3276bf1	primitives
040000 tree c5fd6565288b06fe95809e524c6102783c569be3	serializers