Spiros Dontas

Barging in a bit unexpectedly here, @kostis and @pablocostass I had made some changes to the README a while ago, but never got a chance to create a PR. You...

>IMO, the furthest that PropEr's README can go is to contain links / pointers to these tools (or to hex.pm), but not complete instructions. Perhaps we can place these things...

Hi @aBurmeseDev - thanks for the response. I understand why the error occurs. The issue is that the [documentation](https://docs.aws.amazon.com/cognito-user-identity-pools/latest/APIReference/API_GetTokensFromRefreshToken.html) does not state that credentials are required. What's more interesting, is...

> Correct, it's because user needs to provide AWS credentials for every client command as an initial step of using AWS SDK as mentioned in the [docs](https://docs.aws.amazon.com/sdk-for-javascript/v3/developer-guide/loading-browser-credentials-cognito.html) I shared above....