{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xb4f0c45c5be5cb8ce5e9f78b93a73c1738ac885501ccd5b5a49ce59d13b6ea2d",
    "signature": "0x988a832af4611e9de4bceab24f1bce588f11c5df2701a3b977c9bea29816dd3125c76f4c3b166e88a7aedb1e586c99230f97e196d71ff8122c8accebdfde4a491c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}