{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x814e59ba97c0df4822afeb726bf68592dd273e3a94da88ea3d9621e2f39544ca",
    "signature": "0xd754ff9e38a88d146a29641b858c528cfcd38950d01b413f8064e7090eb0e556047a56221bb7caff3ffe507d8535b7745c1e2fcdd4650c6259cae629c32145401c",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}