Code use the word coin although it is not correct, replace for currency <!-- Checked checkbox should look like this: [x] --> - [x] I have read the [Readme](https://github.com/swapper-org/NodeChain/blob/master/CONTRIBUTING.md) and the [docs](https://docs.nodechain.swapper.market) and believe that my question is not covered. - [x] I have searched the [issues](https://github.com/swapper-org/NodeChain/issues) (including closed ones) and believe that this is not a duplicate. ## Issue <!-- Now feel free to write your issue, but please be descriptive! Thanks again 🙌 ❤️ -->
