{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xac5730aa55c3c2c4d4a57597376ffbf2e639beae5a2736fa42f217c8b4942e0d",
    "signature": "0x0b434987ad42e1a57470ba6785b3fee0dc226d9a53983781cfff54de47f78d134b53bc40cc3b5489b826acd30a2f4ad3f7f6ebead0eb5b1dd3d3a986f72e32991c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}