有偿求接口如何调用测试

service=mobile.securitypay.pay&partner=2088511785357644&_input_charset=utf-8&notify_url=http%3a%2f%2f10.208.92.17%3a8002%2fyoutu_WebApi%2fOrderMvc%2fGetAlipayNotify&out_trade_no=1000542914821&subject=%e4%b8%ad%e5%9b%bd%e7%9f%b3%e6%b2%b9%e6%98%86%e4%bb%91%e5%8a%a0%e6%b2%b9%e5%8d%a1&payment_type=1&seller_id=2088511785357644&total_fee=100&body=%e4%b8%ad%e5%9b%bd%e7%9f%b3%e6%b2%b9%e6%98%86%e4%bb%91%e5%8a%a0%e6%b2%b9%e5%8d%a1&goods_type=1&royalty_parameters=%5b%7b%22serialNo%22%3a1%2c%22transInType%22%3a%22bankIndex%22%2c%22batchNo%22%3a%22Apptrade%22%2c%22transOutType%22%3a%22userId%22%2c%22transOut%22%3a%222088511785357644%22%2c%22transIn%22%3a%22403%22%2c%22amount%22%3a100%7d%5d&sign=Uv0aFIbd6fqW5qe%2bmHeF0jGgxDlUTv8K4XZmODau%2fcr6WYWLx3uaiH5kXWGLM93r3XluzZ3ynlZ%2fBNGBH6qaf6nAB4kw8cPiO9yvBqOUJSekL0TE4s5A5eTsiLic77m%2fP0wVcP4QGZBMeZfEaAwUviH9hkjrrvsK0ybGkS1p4tA%3d&sign_type=RSA

问我如何调用测试

支付接口文档说明：https://opendocs.alipay.com/open/01zuoj
上面的申请地址：service=mobile.securitypay.pay&partner=2088511785357644&_input_charset=utf-8&notify_url=http://10.208.92.17:8002/youtu_WebApi/OrderMvc/GetAlipayNotify&out_trade_no=1000542914821&subject=中国石油昆仑加油卡&payment_type=1&seller_id=2088511785357644&total_fee=100&body=中国石油昆仑加油卡&goods_type=1&royalty_parameters=[{"serialNo":1,"transInType":"bankIndex","batchNo":"Apptrade","transOutType":"userId","transOut":"2088511785357644","transIn":"403","amount":100}]&sign=Uv0aFIbd6fqW5qe+mHeF0jGgxDlUTv8K4XZmODau/cr6WYWLx3uaiH5kXWGLM93r3XluzZ3ynlZ/BNGBH6qaf6nAB4kw8cPiO9yvBqOUJSekL0TE4s5A5eTsiLic77m/P0wVcP4QGZBMeZfEaAwUviH9hkjrrvsK0ybGkS1p4tA=&sign_type=RSA