matrix-spec/data/api/server-server/examples/pdu_v12.json

{
    "allOf": [
        { "$ref": "components/pdu_base.json" },
        { "$ref": "components/auth_events_prev_events_v4.json" },
        {
            "room_id": "!Nhcu5BS-UMnFX7hBVfVSoXiD7OgH6iRT-xyIuqDnpYQ"
        }
    ]
}