{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x9c0b3a59d9d86922cb6bd851f0fc70e68c722fa6b41f15a5d435a4ee0c74d5f3",
    "signature": "0xe4f6792dfca348a853a0292392cfbf5a48dbaa71578782d4560a8d6f1fc2939f6d9f81432373a8b3ee390212c5e3b29ce7e945be13145af6f8e90c75c34dec811b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}