{
  "manageEntity": {
    "action": "Create",
    "entityId": "820767072",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":820767072,\"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,\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"title\":\"CD1: 1 - 2084\",\"duration\":462,\"audio_upload_id\":\"f640b326e64b9c8b695d86a566990e05\",\"track_cid\":\"baeaaaiqsecxjnlzqoe5l3wwfjygnmtlsurf5tocfqizzbyridnzdqgq2wrr5u\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseclxn7btqrlryvzxqebd7nphiqc7nkusxhwgrbvkyhwqrpziuffxu\",\"orig_filename\":\"1 - 2084.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":126,\"is_custom_bpm\":false,\"musical_key\":\"A flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":3855266,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseaalsisgry3rgiyzuxussqvpn5ogqarfgq3d6uxefv7x6vu2w7nuk\"}}",
    "nonce": "0x4246bcf2e12f147cf7b0e4df449b3802d0885a9b5c24fcd20629e69942f229cb",
    "signature": "0x1acc9d63ae387a9fb0daa88d417d2e1990a7cfd021d4d570bae95e1a02c4b964567ad04336b823446a3f14354446e563c331f849117995183b31b77755c680b41c",
    "signer": "0x89695F6d330638f9896182beE7793e33f422F537",
    "userId": "3855266"
  }
}