{
  "manageEntity": {
    "action": "Update",
    "entityId": "225213230",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"Concert\",\"playlist_name\":\"21st June 70!\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqseckytkc7bqsp7fiqk55y27igqm3yfbcaaemudyyfg3nybivl4ggm6\",\"release_date\":\"2026-06-13T09:53:46.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":0,\"metadata_timestamp\":1781344569,\"track_id\":792578242}]}}",
    "nonce": "0x4b51492820ffe65389d2ed533bfb816789e22e6d434285e9830d533174ed1b5c",
    "signature": "0x6fe541171291e68135f9a60cb9c7a5638885a6b58139558ecb27566f84d311c03ac113559064fc45245bacfd9f1476d97a2ea4a358643194e6052723862b7c7c1c",
    "signer": "0x1F40d6774264ee06e8e4c0FBC2220de42404015E",
    "userId": "873620060"
  }
}