{
  "manageEntity": {
    "action": "Create",
    "entityId": "760285682",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":760285682,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Hardstyle\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"Echoes of the Mainstage\",\"duration\":5326,\"audio_upload_id\":\"e0cf10d855f652c92ee66050e8b18a37\",\"track_cid\":\"baeaaaiqsecpdtls46j4ojnxmuajsehthydr7mzud6l7lejkajvuxtk6f27ch2\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsecpwzrt5jvknrflsfm4y22jchizfdhl6rpreya56e7y3kevmwzehk\",\"orig_filename\":\"Hard2.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":113,\"is_custom_bpm\":false,\"musical_key\":\"E flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":831559707,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsebgrnr5f3ujuwxymycnvfqc5cbsjz3septzaitwfkiucndkpsq2cy\"}}",
    "nonce": "0x04528e7b2efc7b908d0aa4ad71b9b64981ac0990413c61988a45b3bf007beffc",
    "signature": "0xde73995f6e7f98c608cc8c3f20f1ffe72b8d1cd879923fe063d9d9c69dcecf7a5a0857b9631afc2ea3cdddbbf8fd5f8c3a564096f17c27c5a59fedbe6c5362b91b",
    "signer": "0x044E8a0c52D10A25362559515A840D07C1a88EB7",
    "userId": "831559707"
  }
}