{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x28398da2c0f5a74dafc2c8e3d11c7fd0e92be745ddd3b3b9f70d2a3d6ee4dc03",
    "signature": "0x251f39b3fc2321f0001c90a53a4ec488cf8648171ffabf1f0a30471ec51ae105697db47ccf89c4cb93d059dc106b21a2e2fb517cdcad482e6078d9918f34f1621c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}