{
  "manageEntity": {
    "action": "Update",
    "entityId": "1961399111",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1961399111,\"owner_id\":451786021,\"description\":\"Let it Start :)\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":false},\"genre\":\"Techno\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"mood\":\"Cool\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-05-29T21:36:53.000Z\",\"tags\":\"aggresiv,playful,epic\",\"title\":\"300BPM (Original) 109\",\"duration\":219,\"audio_upload_id\":\"2adadf43694b77467da7855b2adfa460\",\"track_cid\":\"baeaaaiqsebecitqdjk6fgfifaffbgdzu2wm33or626xrgbdfgqvxjtljn6lx4\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsedj3fy7m3duewl5ebwtaaeytmnrjwlkjhipj2brl5ggbobhc74iec\",\"orig_filename\":\"300BPM (2).mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":143,\"is_custom_bpm\":false,\"musical_key\":\"F minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false}}",
    "nonce": "0xf6700c108aee0dddf20a70fcd2cf8c471d636ebac0db21fa333ca8ef5195133b",
    "signature": "0x841d1af394a987fe4ca18b780fded2f751d996a262fc532776087ece6927c5383b24cf47c2b2a8105d5121b02be9599bcaed3599523fe8d3534fb351844044031b",
    "signer": "0xca893737e1b1765598267A674C70600eBF23C35e",
    "userId": "451786021"
  }
}