{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "33896318",
    "entityType": "User",
    "nonce": "0x2e89dfff230f6a0d3b63e0c4f6fe10ff6ac54f80f438012a2871eebd7878d52f",
    "signature": "0x6636670f7d3db55460023c570a02d0aa7c377bfa018ae8eb595944b1635d35141b430ab173dbec30d2c5fd17336361dc5bf2413512eedd062673d46067c5cc891b",
    "signer": "0x9c1a2996a6DCe12e947BD7C8A755b6150A3eD5f4",
    "userId": "474113241"
  }
}