Below is a concise and easy instruction on how to purchase Terra from Niger on the Changelly site:
Please be aware that this may take from a few minutes up to a couple of hours for Terra to arrive into your crypto wallet. We undertake to transfer your LUNA as prompt as possible, but from time to time there are delays because of the following reasons:
- Overload of the blockchain;
- Updates of cryptocurrency;
- DDoS attacks.
Voila! Your LUNA will be transferred to your wallet asap.