{
  "manageEntity": {
    "action": "Create",
    "entityId": "303018406",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":303018406,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Soundtrack\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":null,\"mood\":\"Easygoing\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-05-23T17:48:48.000Z\",\"title\":\"Bestfriend.\",\"duration\":208,\"audio_upload_id\":\"9a8b7b55eae9a3a1d738529813dfa383\",\"track_cid\":\"baeaaaiqsea7rpdt5k3eixxjknck52d4bqhhbna3q2uqan7ajkka7pxgbhmneu\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsea5bgdfctrwba4tl7rp3u34dz7t3hymnn4ieak6iqebp4goncpo2s\",\"orig_filename\":\"Darro Bestfriend FINAL.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":120,\"is_custom_bpm\":false,\"musical_key\":\"B flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":226155,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsed6vresgwbeg7h6kx22aaqqfgvz7g3jjma7qmv4emazdz7tskgwxm\"}}",
    "nonce": "0x45765e2f9574244c7804675b3039c0f39ab2847529b43a0146826c844cf9d4b6",
    "signature": "0x7b4d2c64c82ce8c8b6366096e72711acd8d12796d3ee435767623bc93503aae32df07aec1f58293b8a227b267ec064df52f10398179f19279175d13684aaa2061b",
    "signer": "0x9C553B02C04D12eA2F0D38849D8cF504f1D167E9",
    "userId": "226155"
  }
}