json: cannot unmarshal number 490.00000000000006 into Go struct field CreateOrderReq.total_amount of type int64
这是在金额4.9的时候,其他时候正常
json: cannot unmarshal number 490.00000000000006 into Go struct field CreateOrderReq.total_amount of type int64
这是在金额4.9的时候,其他时候正常