{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x3e17f30599374a01f976d64c4f6919876ddb9b329c46629c9e955f3e97f5707d",
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    "signer": "0xEBB63E049104E4172d1b2089778ED9cAd69DafD5",
    "userId": "666831242"
  }
}