{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x1b69fdc25272dc73b63b03f75c6345dda67b467f086ec7e00514097149db96ff",
    "signature": "0xd637b630ba000a1f5a7101377c4f6e64c54988c514afda9169f7976e5d8c940d13cea470bc9ee641c15771e55cfe3019b968eab3b0f8108ab0fc27db5877e2171b",
    "signer": "0x4f24EFcc0f8174B7836f5EBbeBd72AF3f1746E74",
    "userId": "230109234"
  }
}