{
  "manageEntity": {
    "action": "Create",
    "entityId": "2108226507",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":2108226507,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Pop\",\"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\":\"Neon Heartbeat\",\"duration\":181,\"audio_upload_id\":\"9e580883c456b2eb84e8441cbafa7eb1\",\"track_cid\":\"baeaaaiqsea2vrhjkhemq63ro64acegwektaxnri3fitdj6ahlk4p3f76hqlzo\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsedqww2zopf2e3xgmtwt6etczxcshdcpllt3ur7yt3xvi2evvednrs\",\"orig_filename\":\"052fa9b1-ffdb-4d6b-b9ed-9ae47bf90855.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":111,\"is_custom_bpm\":false,\"musical_key\":\"B flat major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":245818167,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsecs63kgfe7xoaixi3d7bzdtgmagakhgju25umvppxjc5ba3pzbec6\"}}",
    "nonce": "0xbbdf45727d05b297c5156d810bc4c5bf11f9858c8cd5bd0f54c3b7c38c4ff0e1",
    "signature": "0xefa5dfa89d023d1cad4cbe2e50b3a9cd4d47c210074533ad4aa3aa1c7c639fcb5226a1ce6700509fda733d048afcad3f500025482a8d87b38903ab6d62a8e04d1b",
    "signer": "0x67a8F4F9768D7f5ef2B6E0b6EdFbf69DCB0Ec4ad",
    "userId": "245818167"
  }
}