{
  "manageEntity": {
    "action": "Create",
    "entityId": "1044491652",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1044491652,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"remixes\":true},\"genre\":\"Jazz\",\"isrc\":null,\"is_unlisted\":true,\"iswc\":null,\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"title\":\"10 Roni Size - Heroes (K.D. Remix)\",\"duration\":507,\"audio_upload_id\":\"7a33cadf102e7d891fb5986bb9af43bb\",\"track_cid\":\"baeaaaiqsebucz22g5ya6wjowyflkrgblh6fd6frjg5oxxbyppvddugfekrflg\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseb7ijhfm2lgx2q6wslf4gufmc7iwiijaiqkw2i4okdoe5roab75vg\",\"orig_filename\":\"10 Roni Size - Heroes (K.D. Remix).mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":85,\"is_custom_bpm\":false,\"musical_key\":\"C major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":784506004,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseafdpkp7nxflc2x24m5owqcspn2ujync4vicpld7yufx64x2tafay\"}}",
    "nonce": "0x71c51039f3f6d6583047842037751b0de9d60269d7957ac26be2fac3c19a1a75",
    "signature": "0x6b24fec3ff44d46ba208d757d48136ebbcbbb1031b568da738f74256c5b09f5b010de45e50a68710cbebe46346cfbfd43756907d6b774be980ecf49320c5a0ee1b",
    "signer": "0x3B446829846E4Dff44d7a596d5B5E2e7F6f2A2F9",
    "userId": "784506004"
  }
}