{
  "manageEntity": {
    "action": "Create",
    "entityId": "380670084",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":380670084,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Electronic\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"mood\":\"Peaceful\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"Perylian - The Last Island\",\"duration\":145,\"audio_upload_id\":\"7960b39da00369c82c3dabb87e62cdb3\",\"track_cid\":\"baeaaaiqsec4ql2zbj5cvheyxx33lscxt4vzckkn5ndzcck6ts534xrp4gnzky\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsecd4gqa2h7rjygqcwxaulwyqzx7hqdkwgdcay6rcjpbvz6i7f6npu\",\"orig_filename\":\"08. Perylian - The Last Island.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":125,\"is_custom_bpm\":false,\"musical_key\":\"D major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":141879,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsebx5mdxcypzwffyzygvkgc6ubvoady6lwuvobgprmxt6t3ipiai3m\"}}",
    "nonce": "0x12c55be952badf723d03c3fa87c3507cb41dc80fcdb2f21d6d865857073d7053",
    "signature": "0xabf8424f81b60b7854eb3647f6d5862762d701158dcbce27bbf36b7adb88d3266d8209d2cf38f78232911f989c5918934b909e77aadd613f967996d7e4e2e45f1b",
    "signer": "0x81ba252513F4c7629aC2b90c8176018802Ac7a90",
    "userId": "141879"
  }
}