{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x45c983671dce0378f7a111890ddfffda0a09431299c0a5a4b33b2a38a04f47d4",
    "signature": "0x1e81ef88d3e473a27a06a0d4380af23dde07159f11e30a8642a123d97bdf4e004435506920ca8c373dbe630eef47db979a6117fbf9465d0335e245d1b74dc7dd1b",
    "signer": "0xa4A8a4853051b18e0f0f777693Ce34CF4bCe9385",
    "userId": "634886384"
  }
}