040000 tree 1ca0c1689558ff9d213b2061d9273d85697c9e67	mailrepository-api
040000 tree acd0b59651cdf10798a3e94ae2f5fe3a0b17b33c	mailrepository-cassandra
040000 tree c6d0fa59e942f5abd1911667ad8f71c44d30ae8f	mailrepository-memory