Fatal error: Uncaught ArgumentCountError: Too few arguments to function Signature::generateSignature(), 2 passed in /www/wwwroot/testing.nanoa.cn/component/heepay/agent.charge.php on line 28 and exactly 3 expected in /www/wwwroot/testing.nanoa.cn/component/heepay/utils/Signature.php:7 Stack trace: #0 /www/wwwroot/testing.nanoa.cn/component/heepay/agent.charge.php(28): Signature::generateSignature() #1 {main} thrown in /www/wwwroot/testing.nanoa.cn/component/heepay/utils/Signature.php on line 7