{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5696",
    "entityType": "User",
    "nonce": "0x5b2c5072dab5e38dd1c94d923c10cd11734fb212d954d9dbfde74be8a00b2137",
    "signature": "0x43fe3cb0c7f8bda058ea5fb455e2c5e96fd5934f28277ba1c561f36f3930125b7dfec909d451875c78bbd2432ca9018009aaf627232c292f6978ee4f4adb06951c",
    "signer": "0xF5C198A035503518a579b15Fb9eE834F3b4b1bAB",
    "userId": "765691673"
  }
}