{
  "manageEntity": {
    "action": "Update",
    "entityId": "901097320",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"Guitar \\nInstrumentals\",\"playlist_name\":\"Mountain Dog\",\"is_private\":false,\"playlist_image_sizes_multihash\":\"baeaaaiqsedcq3mmune5dkcqn7ycf7cbsujkjdka3bq4zfznvfb6gtw46bli4g\",\"release_date\":\"2026-04-09T11:20:57.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":true,\"playlist_contents\":[{\"timestamp\":1775731571,\"metadata_timestamp\":1775731571,\"track_id\":1916066574},{\"timestamp\":1775848396,\"metadata_timestamp\":1775848396,\"track_id\":1561182933},{\"timestamp\":1775733410,\"metadata_timestamp\":1775733410,\"track_id\":1507968023},{\"timestamp\":1775733461,\"metadata_timestamp\":1775733461,\"track_id\":367024205},{\"timestamp\":1775733476,\"metadata_timestamp\":1775733476,\"track_id\":512214611},{\"timestamp\":1775733546,\"metadata_timestamp\":1775733546,\"track_id\":835396829},{\"timestamp\":1776109351,\"metadata_timestamp\":1776109351,\"track_id\":1854060190}]}}",
    "nonce": "0x3489ae5cc9af0cefc10637e2507ed0cf5f86373c899c3a772f9fe7d0266b161b",
    "signature": "0x21e0a1a7f1db24521b592914ac50bfb5ade08ac5db30095273222b0388c407fc166e5dbdc10e3d278df7ff69e5841806c15a6753cb5c42cdfbf8fd1435e385d51c",
    "signer": "0x7DAD849cB42382b4207D34b8B68839BA9379c56a",
    "userId": "256380226"
  }
}