{
  "manageEntity": {
    "action": "Update",
    "entityId": "549958638",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"Alpakomix vol. 11 Καλη Φάση\",\"playlist_name\":\"Alpakomix vol. 11\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsec3ohsjdqot3alavk5h2usyywwre7ujtzr76x5bt2vxahfn6raxja\",\"release_date\":\"2025-12-31T17:05:22.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":1779646265,\"metadata_timestamp\":1779646265,\"track_id\":275075741},{\"timestamp\":1779705022,\"metadata_timestamp\":1779705022,\"track_id\":415791255},{\"timestamp\":0,\"metadata_timestamp\":1779723751,\"track_id\":323363003}]}}",
    "nonce": "0xa1112fed70b20eed186cd362c01f3f528a20d48734158dbe641d82f33b7f4ac2",
    "signature": "0x059fc66b6566dd654327a7d79982cb1dd22e95502e78bc98c3f23261c4d111c425cf82382ce02bfe7e86360bc938d10546becfcd51cdf2c1b507415619d607aa1c",
    "signer": "0xAe45Aa9d94350c6a7A8BfB66D3c1c2B51Ac488C6",
    "userId": "274010868"
  }
}