{
  "manageEntity": {
    "action": "Update",
    "entityId": "1210419250",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"New Playlist\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsedcaueibhboi3q2amsmqwpqeo62qsldskkrcqjyy2ljdlrrvzj7sy\",\"release_date\":\"2026-08-23T09:54:59.000Z\",\"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\":1787479019,\"track_id\":1084646}]}}",
    "nonce": "0x8f858b4317870e5a2e03dba14b9747ae517837c513a8a171195f975cef651267",
    "signature": "0x6f59c11e247afac6ee7ac432eda6fee2095d64211b33f1bb4a92b8cc112418c774a4c2a55364966aebfbf0efba644a5b27b97ea4360b38fc949cd7457ba2de701c",
    "signer": "0xEFec33FF65644dee8EaE96E99C93429330B67c16",
    "userId": "513100334"
  }
}