{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x4e9d56554bd3bca4569e9cce7a268c51fb5d3f1afdd73c6c9c2561fc84b0b6d9",
    "signature": "0x61a676344ef6fb845d5649a207c56bd5d5dbbe6693345b0f6e958c4449b90e321c45e69ad129b485f9c145afd40fe54b8e0e14dd3695536a902b9d77c35a1c181c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}