{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x7b34453c343c11891df558917af0e9d17cbf519a705fd9f3ac95a6717d64a1c8",
    "signature": "0xd9d94538e166cd58ba06f6e0b0fde45640c26e2c0a489a3a22ae95aff0e9ee5c5be9c945a7ebc20b86b9c3118c900e6d00aa7ca45eede78e5c4112d69326b5a51b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}