{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "175925",
    "entityType": "User",
    "nonce": "0x6b1f235f62bd8a29a8500566cc3dd828c10178dc55ca39bec2b7b46580c4e175",
    "signature": "0x2894c1f7576fb8bea0bb3829df46757cf0bbda47861fb24e0e8190b7c063c623043d93f1b78276a9d306677ec4074f542c49eef7a988e9d082e18510cb51f58f1c",
    "signer": "0x07691D0C34E03020A13BE4B5a411B64CcFff5556",
    "userId": "9014"
  }
}