{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x1e40e46870d67148ef56d4a80ef32a04b3419f19ae31261a29b6abebdcc13532",
    "signature": "0xb770d58ca58741a84436bbf311e7abf28de4138f9b3a16cfea23eb961b95b89a5fa280ebc567e2669c98ef77ab5f19d04cc991b4416fb01f9b5f244dc81a7c0a1b",
    "signer": "0x1E0619427fbAA6B83C375aa4DFECb642e7E337eb",
    "userId": "137931068"
  }
}