Below is a concise and easy instruction on how to purchase Decred from Nauru on the Changelly site:
Please be aware that this may take from a few minutes up to a couple of hours for Decred to arrive into your crypto wallet. We undertake to transfer your DCR 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 attack.
That's all! Your DCR will be transferred to your wallet asap.