[DRIVR-84] exchange go lib and print validation errors

[hemarkus]

Checklist

• [x] Commits are reasonably small, easy to follow, and only concern one topic or task
• [x] Commit messages are descriptive and include more details in the body if necessary
• [x] Acceptance criteria including constraints are present in the ticket or linked
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• [x] No further unit tests need to be added or updated
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• [x] The specification and documentation are up-to-date with the implementation
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