{
  "manageEntity": {
    "action": "Update",
    "entityId": "2052830160",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"New Playlist\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsed5u34b7ddhbau3kznkc6sha5q3vc3o3sjxrmzrfva7yfc45vk3eg\",\"release_date\":\"2026-03-26T00:40:45.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":true,\"playlist_contents\":[{\"timestamp\":1774485629,\"metadata_timestamp\":1774485629,\"track_id\":1691048609},{\"timestamp\":1774485808,\"metadata_timestamp\":1774485775,\"track_id\":70588291},{\"timestamp\":0,\"metadata_timestamp\":1774485778,\"track_id\":1841050965}]}}",
    "nonce": "0xf43751277e8f5da266b4af04457a736a0aaaafd65df5aaaac30adb937cde977f",
    "signature": "0xde253a5c19cf2c1c3c9c2ed409fcca7ee862e94776813bb573c623b752032a1e6e99085267eafdf0f4d2cba5009370c55b37803f6da835576773b2e25648a4351c",
    "signer": "0x683652A4dd5A3C6d1b00eF3f7878768e3a78494C",
    "userId": "310841670"
  }
}