"id","name","model_id:id","group_id:id","perm_read","perm_write","perm_create","perm_unlink"
"access_backend_dummy_models","backend_dummy_model all","base_group_backend.model_backend_dummy_model",group_backend,1,0,0,0
"access_backend_dummy_models_all","backend_dummy_model all","base_group_backend.model_backend_dummy_model",base.group_user,1,0,0,0