{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "82938566",
    "entityType": "User",
    "nonce": "0x773588da65fd7c1d715726a95c3e77f518a55adbfdcf4a7585fd2566503d8c94",
    "signature": "0x64ed8a70a9ce7bc3be2d298b59bf00a3fe218ddebb8eebf627e2f53f3bd2004a4d32c755a19f697139d2daf95a870ff81675f406b1f860d69f16263c002625991b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}