{
  "manageEntity": {
    "action": "Create",
    "entityId": "477707842",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":477707842,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"remixes\":true},\"genre\":\"Trap\",\"isrc\":null,\"is_unlisted\":true,\"iswc\":null,\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"title\":\"Afterfloor\",\"duration\":248,\"audio_upload_id\":\"2820167c19e915d1db12bf778cdab459\",\"track_cid\":\"baeaaaiqsecavbyctyw4kimojdhpjd6ifk4gpaex7332enmbyhnvx56z6cu3ym\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebfyy2rb4dafm3xfbngayhcoym6pg6tiazm3vfinvk7gzat2ypxuq\",\"orig_filename\":\"Afterfloor.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":118,\"is_custom_bpm\":false,\"musical_key\":\"E flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":392316751,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsed3xnhety5r36rcqqv7t6e5uezy6tatyrygmba5dsdpmkx5wtvqoe\"}}",
    "nonce": "0xbd0306676f455696766b0b292a1c659ddf7498fbfda95462384010730777ed7f",
    "signature": "0x5264ec6d5e754f6a3c2b78d2d1c6d0d6a31b538d25aa5a1b1b866ebaef40f54a0a567a762f9e8e3212b27d2b8287f329ba69a7fa4edc49e63d819fadf323b9741c",
    "signer": "0x6151d65D5f24eDf638335E276837A6e4Eb8d2012",
    "userId": "392316751"
  }
}