{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xb96227010ff045547997ca26fa4bdfe35a47bfbe19f0fb629a50b2b01c60c30c",
    "signature": "0x32703ab819f752258b5c0db84354210d0b08f91c748018579db142aa18119853433b67ca87551cc0adc987af86469aa18e464af21e99eecd9dc5626e553219791c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}