{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x50ffb1f1205965fccb5536f2c35ce0e814d0626287d35a2b8462b2c69cfa0781",
    "signature": "0x5c9ace34eb0ec44caf825c0b4d1606f093463dc65cbccf4ce1c32d7663940e8507dac40a7ba9b783473e0c2d000a4c4e824cb9bed316e826a372bbad3f9ac33e1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}