{
  "manageEntity": {
    "action": "Create",
    "entityId": "1591592332",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1591592332,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Hip-Hop/Rap\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"mood\":\"Fiery\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"Струна\",\"duration\":239,\"audio_upload_id\":\"dbb590e275d817fdbdeb4506abc94648\",\"track_cid\":\"baeaaaiqseasfcvhytl7oms6gtobebstpieqgr3cyztjjg3b24bm7ncaezne76\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseckxfyfrbejigw2wxfevxjfdtfl5b55npfx77sk7qfqaaxsewk5bu\",\"orig_filename\":\"Струна.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":134,\"is_custom_bpm\":false,\"musical_key\":\"G major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":693659852,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseacf2z2feb6cxwr5yuxi6hrvxxokp44wp5aob5iryijdje3izwegy\"}}",
    "nonce": "0xc9dbe50591cda72a98bed6188cfee4dd6f251ba2250ccabfe69ed73d8cb00394",
    "signature": "0xa516758e273185597d56e78320c97a0f3b59937c7391806e8feb36db07074029332474f6736584842cdd425b7e8adb7f6aceaabe19b2fa516caf2b6f0f894e651b",
    "signer": "0x2A7605b91fFB317Bc4CCaa145120a20f7ED40f9b",
    "userId": "693659852"
  }
}