{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "232937",
    "entityType": "User",
    "nonce": "0xfb62d4b183ca317da5212d7f66376ca11204b4d564e3283900b87dbe40593aa1",
    "signature": "0xa451fb487b340401f19d689e1af6972f966d345b76eb00846a7ca53931f3710f0ce02ba2044aa4828ea58742249b3b6ecb4a89a52f1a8b29adbb75234c4a9bec1b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}