RBAC - routing-instance object has owner set to 'null' in perms2

[Akila]

routing-instance object has owner set to 'null' in perms2

{
  "routing-instance": {
    "fq_name": [
      "default-domain",
      "admin",
      "test-net",
      "test-net"
    ],
    "uuid": "353cd884-7b35-4c8c-95d7-fb6330baa7bc",
    "parent_uuid": "6c39d4a6-5af9-4dcb-b789-970cd03f249a",
    "routing_instance_has_pnf": false,
    "routing_instance_is_default": true,
    "parent_href": "http://10.87.143.116:8082/virtual-network/6c39d4a6-5af9-4dcb-b789-970cd03f249a",
    "parent_type": "virtual-network",
    "perms2": {
      "owner": null, <------------------owner is null
      "owner_access": 7,
      "global_access": 0,
      "share": []
    },
    "href": "http://10.87.143.116:8082/routing-instance/353cd884-7b35-4c8c-95d7-fb6330baa7bc",
    "id_perms": {
      "enable": true,
      "description": null,
      "created": "2016-05-18T17:30:09.812391",
      "creator": null,
      "uuid": {
        "uuid_mslong": 3836179046127193228,
        "uuid_lslong": 10797375035081926588
      },
      "user_visible": true,
      "last_modified": "2016-05-18T17:30:10.107076",
      "permissions": {
        "owner": "contrail-api",
        "owner_access": 7,
        "other_access": 7,
        "group": "cloud-admin",
        "group_access": 7
      }
    },
    "route_target_refs": [
      {
        "to": [
          "target:64512:8000003"
        ],
        "href": "http://10.87.143.116:8082/route-target/3f05372f-fc83-426f-a6e9-990e0a0f82c7",
        "attr": {
          "import_export": null
        },
        "uuid": "3f05372f-fc83-426f-a6e9-990e0a0f82c7"
      }
    ],
    "display_name": "test-net",
    "static_route_entries": {
      "route": []
    },
    "name": "test-net"
  }
}