040000 tree ab2a1537a11e67ab8c95159e9703fcec823ab989	mailrepository-api
040000 tree 87dc8085203fee20370bc088e5cbb6590401c9c5	mailrepository-cassandra
040000 tree fe3d7184fe7956674e7a2e1c51527f38ce348b5f	mailrepository-memory