{
    "policy": {
        "blob": {
            "foobar_user": [
                "role:compute-user"
            ]
        },
        "id": "13c92821e4c4476a878d3aae7444f52f",
        "links": {
            "self": "http://example.com/identity/v3/policies/13c92821e4c4476a878d3aae7444f52f"
        },
        "type": "application/json"
    }
}