{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xc3a6a6c40d6ea2e6377e8450d77dd1441f9936b523572bdb63ce2e9ca0d8aceb",
    "signature": "0x0fc1d851f3fbf5e68caa0ee26b2f0f4d3d7d11ee811d57a8c92168bca1763ff14e6307ecedbe7140c97f241f1a4b77456f76e023f4947e4b584d7ced3f7252041c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}