{
  "version": "0.1",
  "type": "audio-release",
  "instance_id": "0198d41e-4c92-7abc-9c52-8e2f4c83a211",
  "canonical_identities": [
    {
      "namespace": "mb-release",
      "content_id": "abc123"
    },
    {
      "namespace": "doi",
      "content_id": "10.1000/demo"
    }
  ],
  "resources": [
    {
      "uri": "@self/audio/track01.mp3",
      "path": "@self/audio/track01.mp3",
      "media_type": "audio/mpeg"
    },
    {
      "uri": "https://media.example.test/free-nfc/demo.mp3",
      "media_type": "audio/mpeg"
    }
  ]
}