{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "128172",
    "entityType": "User",
    "nonce": "0xd7f1aae776f6ffcc2091d8402e42c55c589849d6babb98d7e9b037755b58eeb8",
    "signature": "0x1698ac2dc3e31eae27b6cc34892afa5c911f6d8d933803109ece61dfc02f5d572341f00bf157fbe016d9b4383c2d4a412876904b81cd2aadd483307e9c64276e1b",
    "signer": "0x0246262E4959323EAC2FBf603C6D24352d57Fc51",
    "userId": "700531000"
  }
}