I have bought Momo spotify voucher how do i redeem it?

[#1]

MTN MoMo voucher

[MihailY]

Hey,

Thanks for reaching out.

For general help on how to redeem your voucher, it's best to reach out to MTN MoMo.

If you're getting any error messages when following the steps they've provided, please get back to us and we'll investigate further. Note that standard eligibility criteria apply here - the offer is only available to users who haven't taken advantage of a trial or haven't used Spotify Premium before.

 Cheers,

[NhatPham1405]

Someone can help me How to fix this error. I can't buy premium because this error( I'm linking Spotify with Momo)