{
  "manageEntity": {
    "action": "Update",
    "entityId": "430864977",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"Test\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"\",\"release_date\":\"2026-05-31T08:22:36.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[]}}",
    "nonce": "0x06af0875d8b0e5137c7eca1b2db9a078e63c1060abee09553c621a7271e146e7",
    "signature": "0x8f5da9865a146f42ebaf0814b76b7bbd4add93f199966b4e98635e3b8edfa0a97f13c9aa9e15bf62baa777ad81cadbe6f0260c21ba9e1938a337ad2f679a9a901b",
    "signer": "0xCaE1ee7dc4DB493ceab857fd89C09fA305C4c5d4",
    "userId": "648743045"
  }
}