040000 tree 573996192e8f340c8dd5bb942e60c8c1e849a1da	acceptance
040000 tree 1336453cfd6704a3294c3e7ad356705b55238851	backend
040000 tree cd4eeb435e32248549df68667f4db28aeea9d0c8	restapi
040000 tree 1516d379c161c3963e731810c1ca25360110590b	util