{
  "manageEntity": {
    "action": "Create",
    "entityId": "1966172657",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1966172657,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"remixes\":true},\"genre\":\"Pop\",\"isrc\":null,\"is_unlisted\":true,\"iswc\":null,\"license\":null,\"mood\":\"Sensual\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"title\":\"Laguna Bend\",\"duration\":247,\"audio_upload_id\":\"883c23426444e8ac49b3a6d4456fd8db\",\"track_cid\":\"baeaaaiqsea3fgsasgsjtiw6gi5b7swxsggg6nvbud7qvqx6hcxqg6qm3wzuyk\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseadplqodgcu56twsxonqicg5fkktv4zmsxhkxx5mtr7zu55uepxws\",\"orig_filename\":\"Laguna Bend.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":131,\"is_custom_bpm\":false,\"musical_key\":\"A minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":390193787,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseauxtaxymmnrj44novqapjdatx7qe5pprsfcudk57wjcnilymo5ts\"}}",
    "nonce": "0x1e2777cff854defd63454b8465c3af9c41883c23bd7efae20f059882b50751e9",
    "signature": "0x47c513cd021891c876612e4736e36f337fa5d045086dde2a6a36b8f4a83d551f34a4ecb74b7af6be5caa630ffac46f699178d8558a9ae9e3c925dc6f8395d8ea1c",
    "signer": "0xB8616FEE364D0cc615199656D24940DcDACF180c",
    "userId": "390193787"
  }
}