mpesaCbRegisterUrlUrLTest top-level constant Null safety
Implementation
const String mpesaCbRegisterUrlUrLTest =
'https://sandbox.safaricom.co.ke/mpesa/c2b/v1/registerurl';
const String mpesaCbRegisterUrlUrLTest =
'https://sandbox.safaricom.co.ke/mpesa/c2b/v1/registerurl';