{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "135340",
    "entityType": "User",
    "nonce": "0x93dcd840b70b81b413959cef0cb42d5b328f15d8abe4a2f3cf00e1d85c506438",
    "signature": "0x308bcc1036f34fec811f13859f280df61c7d4738ca601fe8348b968e998e0dcf770a6cff528be239d7a3d9a5068aa20098f3510ed235b4821195ffaa8e6efd831c",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}