{
  "manageEntity": {
    "action": "Update",
    "entityId": "1699625874",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"ORIGINAL MIX\",\"is_private\":false,\"playlist_image_sizes_multihash\":\"baeaaaiqsecsnkeehzfh4xvd3jtkv4ka2sdzjimg2rxduzfjgsdpt2x3tezj6a\",\"release_date\":\"2026-08-05T21:41:49.000Z\",\"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\":1785966160,\"track_id\":313950140},{\"timestamp\":0,\"metadata_timestamp\":1790616392,\"track_id\":395489445}]}}",
    "nonce": "0x9cc38de4cdc8874f51255562002b0aa01cab3c639b8da6cef79881f2724617cc",
    "signature": "0x051161cdf32265f3a126e736238f06af9e8ba42d773559f790479fb9994a73d67e63237b5376e36e22b90133efa5c831bdcded613d7c4289d8db8db1b4d010b51c",
    "signer": "0x865f89563265a57d55f933c7904dd3b281e770C0",
    "userId": "164523946"
  }
}