{
  "manageEntity": {
    "action": "Update",
    "entityId": "396183745",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"Lieder für die späte Nacht\\nnähere Beschreibung folgt\\n\\nalle Rechte vorbehalten\",\"playlist_name\":\"NightSounds\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsebxy7ayursjfre2juy3gyw6dowlul3dfsk3wqz5duqel4lerusqxq\",\"release_date\":\"2025-10-25T11:08:17.000Z\",\"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\":1780146710,\"track_id\":621644444},{\"timestamp\":0,\"metadata_timestamp\":1780146817,\"track_id\":902920118},{\"timestamp\":0,\"metadata_timestamp\":1780146861,\"track_id\":680137412}]}}",
    "nonce": "0xefc0ac4190ee88f8377e2735fc77265225147aba4fecf44046cdca4256365ab0",
    "signature": "0xdb1d7d06fbb7b1a8f11fcc760e704575cd5c5c2369188ef321581f10d45580286aeb25a4461e7c7f096f19527f70f39f6e1434832e6ebda6b51e973c5d270f7d1b",
    "signer": "0x88c769B5594fA1e5AEc33e17472E952E788bb0E3",
    "userId": "147939951"
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}