{
  "manageEntity": {
    "action": "Create",
    "entityId": "146718538",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":146718538,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Drum \u0026 Bass\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"title\":\"Keha (in Loop) song -2\",\"duration\":59,\"audio_upload_id\":\"b4e1a53add08df15f67453c9febaedce\",\"track_cid\":\"baeaaaiqseccsi23wwgeopcxcz574kw6rmwgip4ygk3esbxca5wbpck2o7y7oo\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsedscaj3srfxybd3o3dhxudz433cwtuahbbebl2cqwsdy5q7krtieo\",\"orig_filename\":\"RPReplay_Final1777470991.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":115,\"is_custom_bpm\":false,\"musical_key\":\"B flat major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":373173,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsea3j6tfgmqp5qzbfnwhx2zq6mc3a32aqa33tl7l5eb2sv3el3fy7a\"}}",
    "nonce": "0x078d509677729cb9af63afe772acc287f9222b6e951cd95eb4cfcf609412484d",
    "signature": "0xfc536b64cec5c4977894e4c73024c92462803188033d7fe7ab412df8453fa25a10f39df9f947b0baaa22db92233c677a68a3b9c37746971a238236c33eb77d281c",
    "signer": "0x2CdceEeabf6dc8403D306e7C20eD1Bc4F95f13cE",
    "userId": "373173"
  }
}