{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xdebf9404fb6bb8d67f9dd0bb9e2ac153da3e8cbf1c1a08ff484ab09896005fd5",
    "signature": "0x5ffaf5d03b3d11ba260adcf0ca0fb53c8ff298b1cfd9b0df08634d42268d62e13f1d0fd6e6e9ed00fea134f3d5a929d3eda29534752380b94b3f0d9794706efb1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}