{
  "manageEntity": {
    "action": "Create",
    "entityId": "577835501",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":577835501,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Hip-Hop/Rap\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"mood\":\"Cool\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"El Jefe Damino - El 7osed الحساد\",\"duration\":193,\"audio_upload_id\":\"8c663230f404ef34204a0437eab9bb68\",\"track_cid\":\"baeaaaiqseb7s4znswotpkgh6pqa63dalhzaegwokgzncmql5dwwz6umllilse\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsecvogi4od46spqi6h5vwc6azwvavqr5lnvfrpfshutiysyaa422ok\",\"orig_filename\":\"El Jefe Damino - El 7osed الحساد.MP3\",\"is_downloadable\":true,\"is_original_available\":true,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":123,\"is_custom_bpm\":false,\"musical_key\":\"G flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":298949663,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseafjrvzjn7vrt4z3tahqezacmae6a3fmjdxpuwrfk6zzg77nsc3m2\"}}",
    "nonce": "0xabee46acdf779205403675867140b832c6ac5ecb71b5090e66d09b424d4b878c",
    "signature": "0x211b5d7c6b7184cafb59639908b5f78593394bc358c3008e35e14e252233decd701c949c9c423f5596033111cf67ac4a8b06caa78c471ae10f519960a86b8ea31c",
    "signer": "0xa054C1f5f50fBCcd1658Cd64C953C4b1f26f56A5",
    "userId": "298949663"
  }
}