{
  "manageEntity": {
    "action": "Create",
    "entityId": "707987724",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":707987724,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"remixes\":true},\"genre\":\"Rock\",\"isrc\":null,\"is_unlisted\":true,\"iswc\":null,\"license\":null,\"mood\":\"Cool\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"title\":\"Clouds - 3\",\"duration\":399,\"audio_upload_id\":\"eb146b26dc987d784522a2be66a6246e\",\"track_cid\":\"baeaaaiqseaw7hs6qheahcrnmgahcadzq6tinnqym6mntb3a2nwg3tqwte4bm4\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsec43qtd3gfwakgbklnosxc4h3w3sewgxgmv2vnmkxhnee4bkpiif4\",\"orig_filename\":\"Clouds - 3.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":131,\"is_custom_bpm\":false,\"musical_key\":\"B flat major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":633785588,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseanh2jy4ewdn6cejgn3yr2j76knczcux6why2utn6eppnih375s3c\"}}",
    "nonce": "0xa2529645bf5dd44928a4e2503eb5a5944496095a151896bffcd6d0e6de1edefc",
    "signature": "0x8a067c810d9f47b537e5fe47fc59079955bf1460968e1be2dcec22ce334ba07a65709f14696870b2e240cf36379d34feb4b1c675e81821ca2e9a5a26915de3851b",
    "signer": "0x25106EbB62be94fB6776850CeFe02c7281C27C6f",
    "userId": "633785588"
  }
}