{
  "manageEntity": {
    "action": "Update",
    "entityId": "1881282410",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"New playlist\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsedeklyqivou6fe7liedlmonrf3bvqkfb4wxlwcepid2erh2f5dir6\",\"release_date\":\"2026-05-11T18:20:36.000Z\",\"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\":1778523665,\"track_id\":1755952315}]}}",
    "nonce": "0x6bd13d6df4d39ed5e5f27e2d1c20b25379e9d6a15a7744030238d9089945380e",
    "signature": "0x49f042082c5cdff8f0475142387372b433adfcf4dab5a54acf9ce76fac0d68a0040ac3ed9ba96bbe67e03d0dbd5eff279699bf7231dd0d9f0deff5d2a19ed88b1c",
    "signer": "0xC728d461208f32A72c509e176ED6ba54c844099F",
    "userId": "176232909"
  }
}