{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xd6ece4d317d365c4fa3f42feef8356c85b24dfaa8478ee685a5e54cfbc0dbe27",
    "signature": "0x7ea81f58841ad2702e3a2bab37fa1583e1315d68446e4d66ae5d38a5bbd5af5c4b115b2b3eb8c70a53dabefe583e97a758ef208b6ac0271d765fe845ea05879f1b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}