[
    {
        "uid": { "__entity": { "type": "User", "id": "alice"} },
        "attrs": {},
        "parents": [{ "__entity": { "type": "UserGroup", "id": "jane_friends"} }]
    },
    {
        "uid": { "__entity": { "type": "User", "id": "bob"} },
        "attrs": {},
        "parents": []
    },
    {
        "uid": { "__entity": { "type": "User", "id": "tim"} },
        "attrs": {},
        "parents": [{ "__entity": { "type": "UserGroup", "id": "jane_friends"} }]
    },
    {
        "uid": { "__entity": { "type": "UserGroup", "id": "jane_friends"} },
        "attrs": {},
        "parents": []
    },
    {
        "uid": { "__entity": { "type": "Administrator", "id": "ahmad"} },
        "attrs": {},
        "parents": []
    },
    {
        "uid": { "__entity": { "type": "Action", "id": "view"} },
        "attrs": {},
        "parents": []
    },
    {
        "uid": { "__entity": { "type": "Action", "id": "comment"} },
        "attrs": {},
        "parents": []
    },
    {
        "uid": { "__entity": { "type": "Action", "id": "edit"} },
        "attrs": {},
        "parents": []
    },
    {
        "uid": { "__entity": { "type": "Action", "id": "delete"} },
        "attrs": {},
        "parents": []
    },
    {
        "uid": { "__entity": { "type": "Action", "id": "listAlbums"} },
        "attrs": {},
        "parents": []
    },
    {
        "uid": { "__entity": { "type": "Action", "id": "listPhotos"} },
        "attrs": {},
        "parents": []
    },
    {
        "uid": { "__entity": { "type": "Photo", "id": "VacationPhoto94.jpg"} },
        "attrs": {},
        "parents": [{ "__entity": { "type": "Album", "id": "jane_vacation"} }]
    },
    {
        "uid": { "__entity": { "type": "Photo", "id": "passportscan.jpg"} },
        "attrs": {},
        "parents": [{ "__entity": { "type": "Account", "id": "jane"} }]
    },
    {
        "uid": { "__entity": { "type": "Video", "id": "surf.mp4"} },
        "attrs": {},
        "parents": [{ "__entity": { "type": "Album", "id": "jane_vacation"} }]
    },
    {
        "uid": { "__entity": { "type": "Photo", "id": "selfie.jpg"} },
        "attrs": {},
        "parents": [{ "__entity": { "type": "Account", "id": "bob"} }]
    },
    {
        "uid": { "__entity": { "type": "Album", "id": "jane_vacation"} },
        "attrs": {},
        "parents": [{ "__entity": { "type": "Account", "id": "jane"} }]
    },
    {
        "uid": { "__entity": { "type": "Account", "id": "jane"} },
        "attrs": {},
        "parents": []
    },
    {
        "uid": { "__entity": { "type": "Account", "id": "bob"} },
        "attrs": {},
        "parents": []
    }
]