{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xb150b7757304b59a7afbb3ae5af55d9f7eb5e36edf73c61d9301a194b3ad71dd",
    "signature": "0x494ff4e2b002273340a2f17e6363853e2afd7a3b538184656b257d86ece3787a2ce49b3f2c6971ed5326fe9ae60ee1d4ee084a3772b466b3217a741c7e0caa7c1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}