{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "470819450",
    "entityType": "User",
    "nonce": "0x816f93e58f966c246a4d464ec2989c69a36df116b1ff9548b53feb29af3248ef",
    "signature": "0x6774d700700d20f3f69751ed591ef96d448f210bb6691c58b22d867498eb1a0b1a3bd24fd5c869dcc3a18494f0b369ee802fc7fc35e6fea2b9959691f7df9cce1b",
    "signer": "0x5b223142a62b282D03fE47a56B10D12AeDEFcDe4",
    "userId": "155681527"
  }
}