{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x3b7f67e815fd942d3618e90e81909e9d28d56e629e0f21493cc90df37b9c4899",
    "signature": "0x67c89820a2df1feb52b0a3aa2870dfc14b6d68c641583987e414945ae0ce4ae0405cbfa01916c1a3a1929470bbd21e1c125c9b79ab5ae04c51e32c182375849f1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}