{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39609",
    "entityType": "User",
    "nonce": "0x5d117a10b915c2e51c58dab437edf27b928168d74e28dd200a60b7b5f9ecba0e",
    "signature": "0xf636a3e8037b3e77fb04aae3f2339f62b2a31afe7895f2ae4dfaa937e32a14835bd394acaf6efc8d586b81b9e728db2f71cce015726d80ef13facbf530ffd2b71c",
    "signer": "0xF2c19977A72e7f63bBbD9063748E52c002b22f6b",
    "userId": "957488166"
  }
}