While building a UI for a job-within-a-job isn't on the roadmap as of now, we're looking at a compromise solution similar to what we have for successful jobs. A direct link to the failed job in the callable recipe should be provided.
Hi,
In addition to what Sen Rong gave, you can customize your job report to show the created child job URL. You can see more here: https://support.workato.com/solution/articles/1000229633-building-recipes-custom-job-reports.
Send us a ticket, we will try our best to assist you with your problem
Aremgi
[Callable Recipes] Including callable jobs in job overview