{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "2139690574",
    "entityType": "Notification",
    "nonce": "0x131abb376d87cc682025171936e1c9b306c6e7cae280e138cd2fd252b7e91f02",
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    "signer": "0x3CE307cb27B2Fc2b03Eae311050CA4e8C34Fa57d",
    "userId": "50936"
  }
}