then i called 083135 to enquire what was going on , they transfer me always one of the ladies didn't even know where they should transfer my call , at last i am told to call again and take option 4 which is option for mo mo different to what i want i waited until i speak with ...
–MTN SouthAfrica= mtnsouthafrica –MTN Liberia= mtnliberia For Test Environment = sandbox 500INVALID_CALLBACK_URL_HOSTCallback URL with different host name to configured for API User. Check the Host of the Call Back URL in the request header; this needs to match what was configured on the...