In laravel 5.3.31, I've installing with production API details but still throwing on staging gateway

[dhullsumit]

I've integrate its properly and its running perfect with Test Kit. But when i'm using production kit it still throwing me on staging payment gateway.
In web i did't get any error while in android app error of invalid MID on staging environment.

[anandsiddharth]

Please provide a minimum line of code to understand the issue, (the part where you integrate this package).

Config
Alias (app config)
Code, where you initiate, transactions