Appalling Vodacom service

For 2 weeks or more, I have bought data on Vodacom app and it disappears within 5 seconds 😠- When calling Vodacom customer line, there’s no portion to speak to a proper person, there’s a robot called Tobi that doesn’t help about nothing- very frustrating.I didn’t get help so I guess have to go to Voda store to get assistance- which is an inconvenience. Vodacom doesnt at all care about their customers, the most unreliable, - Can someone please tell me how can we mobilise Vodacom customers in numbers to challenge Vodacom on their pathetic, appalling service that they give to their customers that makes them billions