{ "tenant_usages": [ { "start": "2012-10-08T21:10:44.587336", "stop": "2012-10-08T22:10:44.587336", "tenant_id": "openstack", "total_hours": 1.0, "total_local_gb_usage": 1.0, "total_memory_mb_usage": 512.0, "total_vcpus_usage": 1.0 } ] }