{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x2cc7d9303e17338aeaa9a88d05a7346971ffa330001e03314c3b7cfb7568622c",
    "signature": "0x6d9cbaf58dc04ac9e4e75ac60d1862e0cb6a825c95a7939b1ca0d9c9ea48d6ff7af89b869eadbd825ed9cf16a820372fe3d2ae047fdb29fbbaa66103a2e022ff1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}