{
  "manageEntity": {
    "action": "Update",
    "entityId": "164558915",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"Tracks by ROOSEVEER.\\n🔊 Genre: Electronic / Progressive Trance / Nightcore\\n💿 Release: Independent\\n\\nThese tracks are 100% Stream-Safe and DMCA-Free for all content creators. Feel free to use it in your background gaming music, stream playlists, or videos.\\n\\nFind more ROOSEVEER tracks on Apple Music and Spotify via DistroKid.\",\"playlist_name\":\"Nightcore Versions\",\"is_private\":false,\"playlist_image_sizes_multihash\":\"baeaaaiqseakoni5mhtn73pngbgs2rh3qhcmilugqq24fcpatuvpbkop7zt6u6\",\"release_date\":\"2026-08-23T13:00:49.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":true,\"playlist_contents\":[{\"timestamp\":0,\"metadata_timestamp\":1787490073,\"track_id\":1873684393},{\"timestamp\":0,\"metadata_timestamp\":1787490083,\"track_id\":928009215},{\"timestamp\":0,\"metadata_timestamp\":1787490519,\"track_id\":1210473757}]}}",
    "nonce": "0x80dc142132f00294bea0f605290cf862dc00753c4bdb9286abdbbfa7ac46df60",
    "signature": "0xd84de875ee382bab71cf2d641a67caa6c89825918a5e5b113b3bcc03358611fb0da25ad3a3cfc130e5d14fdd71ab7c03832d676cedb6ede3f14571e768b4c93f1c",
    "signer": "0xc8676C047891fD7F7b7D50B4010C80004591bd2d",
    "userId": "923955704"
  }
}