{
  "manageEntity": {
    "action": "Update",
    "entityId": "2012924152",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"My Playlist\",\"is_private\":false,\"playlist_image_sizes_multihash\":\"baeaaaiqseby2elkouvj3xfmq7f5i6qahetsdgisq3ngthhiupevtk7t6x7yio\",\"release_date\":\"2026-10-17T04:31:53.000Z\",\"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\":1792211840,\"track_id\":1000394},{\"timestamp\":0,\"metadata_timestamp\":1792211944,\"track_id\":281816}]}}",
    "nonce": "0x5b812e8789f45af79fd9d29b216a367dd3d0ac40b39bc6c8fc84e75b09fb91ae",
    "signature": "0x746cad01f432ce8b1252f3a9402028d5cbdc24a86dad26e65fa5cfdd6d6935cb467c6b87a927bb773bc09921e8e697587176451ce234d4c5bef0f59f976f9c401b",
    "signer": "0x22892280058B0f4C4CC7006ca071645E0003b7A6",
    "userId": "55436554"
  }
}