{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "860501393",
    "entityType": "User",
    "nonce": "0x0ce6125bbec1ff97004be059000bea79921713e3cc55c9006a08057eec892be9",
    "signature": "0xd54a6801e6af15e6e83cabeea154a8f764408a63f168c5ce4a09f30a0c4a78a6736481bb0c8c5674a0366f4adfe499cf100760d225f55603a3ab407bb6455e471b",
    "signer": "0xac9398fE3324BB093c993C791Db4a36624f5a248",
    "userId": "223946715"
  }
}