{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xce81349d653a60830fe3ef34dbad2839109d506e9d51ecda7d3c90baa27dd718",
    "signature": "0xe584c06ef14f37cffb081272c4f7f0e41e9f6f22784ce63e6bfa923ba75c2a6635d910cf219cdfbc5f7edd1f65fc8a9e6abc5a7c6a60c4b21a293d5fc0474dec1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}