{
  "manageEntity": {
    "action": "Create",
    "entityId": "620637581",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":620637581,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"remixes\":true},\"genre\":\"Hip-Hop/Rap\",\"isrc\":null,\"is_unlisted\":true,\"iswc\":null,\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"title\":\"Stompin' Through the Bayou\",\"duration\":204,\"audio_upload_id\":\"54cd8b9f75c3636bf91aaae3195a34a7\",\"track_cid\":\"baeaaaiqsealaqzeb3os7lnpktn2catnmgkz5jlb2r35kg6tpxhfloqzmstibk\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsecvzyri4om3yv442pzced4qubkkdgp66ss6ldygjqw6sebw5poivq\",\"orig_filename\":\"11. Stompin' Through the Bayou.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":145,\"is_custom_bpm\":false,\"musical_key\":\"B minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":332599791,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsea3lta65gjhhzrjprwdgxzp5fzhjh3oarjkz7n6ihuwqioqhbf2em\"}}",
    "nonce": "0xc570e877bddd40dbde3ca644f4c5ab4c40312b903daf98106288809047000b21",
    "signature": "0xb8c286e5649b6bd20c8a3769648d734382487fd108f42c29830ee3daf33731ec3a8f7d888b8114243c53ce96bbe27539d6c42e0e74a915291157b171b39448a51b",
    "signer": "0xbA0158bC98bfcd8D47f1ff0eC67bE72A83C479FA",
    "userId": "332599791"
  }
}