{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x35711a3759d496d29661999d58bcdc5ddee3df90c59ea8ad4f77d9261566ab72",
    "signature": "0x7522e9a21fa4d85d12d0d6687c5e2a5f5c9e02081520905b895d26395b1fc83c37ac8aa90f98ee3c4c9d07bfc78e52a11a3f990784fc9ab8aab60ee806c0533b1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}