{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x1694520ba08ded01bd7e537b8aead12527c69d5ce2557106995f79fad754a77d",
    "signature": "0x9ffb03eb94f49ff969ef619d70ca5ce44877d5782728e82a5e7c7055335f340f731b6eb5864da69acb0c5eedcfa25c624bc4f3d3deb7559d6aafdf64f6b3e6f21c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}