{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x68f0c0bf97ff5f2e3c59114c90f3c5bf27be6458f70e9a57be3edbc359b97480",
    "signature": "0x204516f2a82eb8958c6365361d79fd5a1d01a58f7b6bf4c77cd5eb2def336134694443324b971d14fcbea993dd2955a3f17b6a0cd2311c5995787f61e00c36871b",
    "signer": "0x9f5896C078219d89B9A5D8B9C381b7be8BEf4CFA",
    "userId": "56704236"
  }
}