{
  "manageEntity": {
    "action": "Create",
    "entityId": "104516822",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"title\":\"El Consejo.wav\",\"is_stream_gated\":false,\"is_unlisted\":false,\"field_visibility\":{\"genre\":true,\"mood\":true,\"tags\":true,\"share\":true,\"play_count\":true},\"is_downloadable\":true,\"stem_of\":{\"category\":\"OTHER\",\"parent_track_id\":359498064},\"owner_id\":225324815,\"track_cid\":\"baeaaaiqsebdzhz7nlkz2qlr64tmuaus6dwqszzo6yql7gy2itgabt4ejjjgca\",\"orig_file_cid\":\"baeaaaiqsedutx2ouyuiryjryg2o55ckkiuopkrla7pyo72fp4pmwlbq5tdm2s\",\"orig_filename\":\"El Consejo.wav\",\"audio_upload_id\":\"c73d6e741f331b4866fe3a2cb249de67\",\"duration\":152,\"bpm\":88,\"musical_key\":\"A minor\",\"audio_analysis_error_count\":0}}",
    "nonce": "0xce9e5a4a9c5c282c1d52df3a8fd2a761b1e6801ab170f02711186dd8f8dfbf67",
    "signature": "0xbeb586bb02eedebd7a00154645bf35f09239f4f0b4df5580df12e08a805090b73da90a46f531b66abbe531305787fac0aaa2b9aece3e35a0a86d6cdbfe96fff61c",
    "signer": "0x5bCa7dd843Fb88e468524d68243d173b7bcfd065",
    "userId": "225324815"
  }
}