{
  "manageEntity": {
    "action": "Create",
    "entityId": "673625052",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"title\":\"01 - Lost Travellers - 333 Sesh.mp3\",\"is_stream_gated\":false,\"is_unlisted\":false,\"field_visibility\":{\"genre\":true,\"mood\":true,\"tags\":true,\"share\":true,\"play_count\":true},\"is_downloadable\":true,\"stem_of\":{\"category\":\"OTHER\",\"parent_track_id\":204492819},\"owner_id\":668388673,\"track_cid\":\"baeaaaiqsec327tte2mdb5wipsq3jj3jwfgsa6mihp6fphakyrhx3jnucr4xow\",\"orig_file_cid\":\"baeaaaiqsecptte3atevnrmdyryyrxwjspinkh5h5kofn7cfcs4t55rkeuufog\",\"orig_filename\":\"01 - Lost Travellers - 333 Sesh.mp3\",\"audio_upload_id\":\"0c528a7a22c9d2ea75e3ddd69c0ce9ed\",\"duration\":113,\"bpm\":131,\"musical_key\":\"F major\",\"audio_analysis_error_count\":0}}",
    "nonce": "0x3972bd18016da67b9d44e56fabd8892dc84b747948a032366e5bd7c8debb55d7",
    "signature": "0xc82fa8b34cacdac456ba780ed099246340a3686751665adafc2085e7fc4011f726d25d606e17d8d3b869e7eefa57a5a813d1273c17d3d6a3128087200aa5d3c91b",
    "signer": "0x8494040f7CA6D76959aA4DB202859d635C23147e",
    "userId": "668388673"
  }
}