{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xf61989fce832279b7e60ad92f0bf27408379ec2702e03c6c02f6bd748e9cf9b5",
    "signature": "0x59b87f26d8626a5c6e22dba4420cc6a1d05c17ac5b71b339a7019f643c7462be7e1397f655423e4f8973eb6e1a1b9bfba0d8742cd6dd87b06ac20b33d1ebbef61b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}