{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xc5acf0ae3b6fbc1be40d8860c6b7c3c71a58d5fefaa777a3bb47b08cb0e78cda",
    "signature": "0xdd078dde2a4da04f856904246a010a7db5e52ef16dfff5597783fe2c22c04e7d64715523b9afaf71430e8dbb5dcde00e56ca6f500037d2dce4ab86581193c0f91c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}