{
  "manageEntity": {
    "action": "Update",
    "entityId": "770052144",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"Kpop\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsebl6fiubb32nry2qnyomikskp5fk3tavf2z3avoayzymki7ltg2p6\",\"release_date\":\"2026-09-11T18:04:52.000Z\",\"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\":1789149900,\"track_id\":949961}]}}",
    "nonce": "0xfbf4d579c9263a22b9e0aac94407b3797f6d68cdd61a6ca90364d0cbcc1306c7",
    "signature": "0xbd6f96a0392d6ace544981ef9c39b94a9fbadfd81c3764ce1e6bbd23a95b8d56522ad5086d0e1225b9886a1226ce6eda757b897b9cd3c04272b9f868ab488ee41c",
    "signer": "0x9C2da7d9F17D48211eBFe150dc5717C26eAcA530",
    "userId": "914673760"
  }
}