{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1036471",
    "entityType": "User",
    "nonce": "0xd9c75b2b2cf9a8836a6963687c27333a3bb4e5c68f788871893302cf529dc599",
    "signature": "0x2763719fe476d517532a4a7d984f7380ab08280881271a1dbf0c959b11d2bebb515fb6a132733fb5680bc35a7364c2f3b1092180a821acfd5b783383201415b11b",
    "signer": "0x4d6701aee41cF386F0f1Dc360F47F200983c6c62",
    "userId": "454478631"
  }
}