{
  "manageEntity": {
    "action": "Create",
    "entityId": "579900214",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"genre\":\"Ambient\",\"release_date\":\"2025-10-15T00:00:00.000Z\",\"title\":\"WAVES\",\"ddex_release_ids\":{\"icpn\":\"859715837773\",\"proprietary_id\":\"eb827b57-fad4-4c29-b07a-cf5b8d76d675\"},\"ddex_app\":\"0x6C1EF2E9c33E2ba1c0d352e41e06e8a3C7721C6f\",\"artists\":[{\"name\":\"J.H.Kulberg\",\"roles\":[\"MainArtist\"]}],\"resource_contributors\":[],\"indirect_resource_contributors\":[],\"rights_controller\":{\"name\":\"Jan-Henrik Kulberg\",\"roles\":[\"RightsController\"]},\"copyright_line\":null,\"producer_copyright_line\":{\"year\":\"2025\",\"text\":\"Nordic Tranquility\"},\"parental_warning_type\":\"NotExplicit\",\"owner_id\":842486729,\"field_visibility\":{\"genre\":true,\"mood\":true,\"tags\":true,\"share\":true,\"play_count\":true},\"track_segments\":[],\"track_cid\":\"baeaaaiqsedmg67ttn26ryuozbprfrb3hqzwbzybbxmeqduygd72j3d5wvbbes\",\"orig_file_cid\":\"baeaaaiqsedxhmsscmkkeclnr2p4wlgb26myjodatn7whmgtganjd5363puh5u\",\"orig_filename\":\"WAVES RADIO EDIT-de7c54c7-b6d3-4760-b8ba-5cf56c24d131.mp3\",\"audio_upload_id\":\"01KRYACFADSKBBB7E87GWXFS10\",\"cover_art_sizes\":\"01KRYACCRFVVA5V50DAEDC7GX2\",\"duration\":390,\"bpm\":117,\"musical_key\":\"A minor\",\"audio_analysis_error_count\":0}}",
    "nonce": "0x8c81b93b575fa5ad6991919fff4e42888f8f7818429e86d6a15c36889a3c6e4a",
    "signature": "0xb991a5d8cead350679ad4561bec583d6649ab4a9aea33aa30e9333e198194c4673cc03e0a015955b7889303b5a3fecc283d40840a21d08eef582621198c926161c",
    "signer": "0x6C1EF2E9c33E2ba1c0d352e41e06e8a3C7721C6f",
    "userId": "842486729"
  }
}