{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x3e7735bd976d1c78c4a1d49b65e7e0a78369c6859947b6b0170a8126d6f2f5b7",
    "signature": "0xe153ab0e9797d349d24d1367233f148e40d723762b15f5338f384cacd666670d320a0106a14662f559d23e0a20b79eb66f19b80dd4f89de5b90a9c1e935c0cea1c",
    "signer": "0x5Af531A9cDF9747df40f57531227d70F1bdD2ed7",
    "userId": "511108744"
  }
}