{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xd542570b362f05898bcb47e041b1e7eb0acd9f1afbe1de31ec696081e7e9a370",
    "signature": "0xcde3edc8daf52c8d67f063fc2932da4b1c7473c00edbc39a602c425f27a2f5200209841ed4b5b48883660913ba81e835653c7f6eddb8464dea9cc65b55fa3d6d1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}