{
  "manageEntity": {
    "action": "Create",
    "entityId": "188318704",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":188318704,\"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,\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"Static Heart\",\"duration\":200,\"audio_upload_id\":\"4bbf44bb864a76f637980170334788c4\",\"track_cid\":\"baeaaaiqsedra6vlkdwu3iqucdbdzwpnomi4wwinq56gaeub2wp5cm7bhnljfg\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsediuh5jeshw42lpm6i2jz3gnkyqeni45ewu6bbiqivsqnbea4dhxg\",\"orig_filename\":\"1c9a1460-d40c-4722-83dd-c66148a4d2ec.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":93,\"is_custom_bpm\":false,\"musical_key\":\"G flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":370952704,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsedc2hdzt5f7btjy4itme2zcbbbyhznch2vergbfm5zrwolv6lyb7s\"}}",
    "nonce": "0xbd12cd54c14513fc079bcbdead191c13e30928f685a31ac6d44ace7894ebda1c",
    "signature": "0x5f417fdd6fcc4bf0bddf3ba7f5f5d587baab4806c7415b2d7af50e0cf842cbd415bf4df0f53a0b2050e6d9ceedb916d20d3f5b251803c60201b42007d848d91a1c",
    "signer": "0x6313d065d34f89f9FC6BF460347CF8c76085A4a4",
    "userId": "370952704"
  }
}