{
  "manageEntity": {
    "action": "Update",
    "entityId": "544520477",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":544520477,\"owner_id\":292115993,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":false},\"genre\":\"Pop\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-06-01T21:16:05.000Z\",\"tags\":\"\",\"title\":\"INSTRU PIANO VOIX 95BPM\",\"duration\":157,\"audio_upload_id\":\"99a9c4119d7333a0019d095293081257\",\"track_cid\":\"baeaaaiqsec7seuxylzly3wibnzplzjdhh43ku7b7gy3tazhrqixr4byyqalbq\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsecqnbytejz2lqkkx7i7py2boh4iamh3tqcouwmluzcwg2z22e6qjo\",\"orig_filename\":\"INSTRU PIANO VOIX 95BPM.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":95,\"is_custom_bpm\":false,\"musical_key\":\"D major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false}}",
    "nonce": "0xf9b8fe2d027fa689eca3ee52aeb2ad8f76f2c5185ba97e309989f3c546d47fd6",
    "signature": "0x418896cd8d6a115de20992da79aee85b1c025da0b77be3640e52a2fc35fa79dc31fb8fbd9379b4fd737e3195cdd0bb3cbfee54f7c90907c942c44d87b3da4e8a1b",
    "signer": "0x653E8A1211a113Faf517E089B75C948EC1ad9241",
    "userId": "292115993"
  }
}