dry
Whether to PreCheck this request only. Value:
true: sends a check request and does not create a VPC. Check items include whether required parameters, request format, and business restrictions have been filled in. If the check fails, the corresponding error is returned. If the check passes, the error code 'DryRunOperation' is returned '.
false (default): Sends a normal request, returns the HTTP 2xx status code after the check, and directly creates a VPC.