{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "236945",
    "entityType": "User",
    "nonce": "0x54457b78d5abb179b4a53fdc9db6dc48f33c5c4c0887b1371a9aa8cd764edca2",
    "signature": "0xd24d6c835ea14ab6baec261a471b69fcffe8119d0a742214f191859998692f7a7f60a15d020dd8091527fc6b214749776c8c668cc8b68a501fd26a7b9a5878731b",
    "signer": "0x48ECe992edB7C739B36f37DDbE8Fe352996B5A56",
    "userId": "183063753"
  }
}