适配器初始化：PPI
以下代码初始化 PpiMessageAdapter，并将其添加到 Connector。
var messageAdapter = new PpiMessageAdapter(Connector.TransactionIdGenerator)
{
Key = "<key>".ToSecureString(),
Secret = "<secret>".ToSecureString(),
AuthorizedClient = "<id>",
ClientKey = "<key>".ToSecureString(),
IsDemo = true,
Account = "<id>",
};
Connector.Adapter.InnerAdapters.Add(messageAdapter);
请填写凭据以及连接器配置页面中说明的其他必需属性。