{
  "manageEntity": {
    "action": "Create",
    "entityId": "499325313",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":499325313,\"description\":\"outta my wayyyyyyy\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Rock\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"mood\":\"Sophisticated\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"ailarryetyles\",\"title\":\"racehorse\",\"duration\":16,\"audio_upload_id\":\"858cf8af6e7483de5ccbbfc5d4bb030d\",\"track_cid\":\"baeaaaiqsec32xr6rhbfifnigyfe27kowba5welrz5xr473nd2yybgc4gfycr2\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseacezvsafmyb2mcw2dfk45xjntnp2i4ewas3wgj7gtgwycra444x2\",\"orig_filename\":\"pacehorse.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":96,\"is_custom_bpm\":false,\"musical_key\":\"B minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":212611,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsed7hmj2bvcfql277lel77j4u3y325v3ecdl6ettn6v4f7pxnspy2o\"}}",
    "nonce": "0xdab7397d63463b220661170b43d45198806a217dac6be40d566c232d3b756c78",
    "signature": "0xa45932f472487fdc7f5b4726113dcc785212369e0d1e07d6c3d971d7e70ef82d7f75347ea659a6c80988eae8c6614272cefcf8f42ecefdf591633bb280f25da01c",
    "signer": "0x53d40dBf62F08e84180e979cA49c49A1762d19b8",
    "userId": "212611"
  }
}