{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x66d90dc464cf74075c872c43ea2360cd314740a93d7b6b3ad4911fdb346f7ff2",
    "signature": "0x479bbcf88c5221d5aa12ca3c1916be1a38f0539d015c5788e026cb109092298b1ae57d0e3a6c27e4c26a38fda1f427b8b40208caf129c6c5e902253609ed6b7b1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}