{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xe255ecfbb2dfcfc8980c115f622defd9e0bb1bfeed20847e14b41aab23b5c148",
    "signature": "0x1c786572f3f5fcc1bb77e2585aa9d5f2ebb8e83bc4575472b390d8c00bc6754f5c2d6dafb3c48c15fadff61b1a68ae4fc330b95fc1e58ca4c33b9a9a85f0fb7c1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}