040000 tree 73a49dd7711bb213430ff129fb4c3dc176203936	dist
040000 tree edc516c41ea404e0d0ba13b538619150479e2c61	persistence
040000 tree f1b1a044925dfb1d47409e3bca623163aceecd60	primitives
040000 tree 7e38556339edb2b513e745db79b476d7c8660ec2	serializers