040000 tree 0f56b571e5d8375a8839b521986bbcb0f35ba12d	activity-client
040000 tree c1d3a240e1017ba2c2e1df44a1c33a37dabe7f11	activity-core
040000 tree ee31e0b2882f84a10781e20dd14c5d8d57c32870	activity-provider