Time progression rollup

Versions (relevant - OpenSearch/Dashboard/Server OS/Browser):
1.x

Describe the issue:
We have a rollup job at fixed_interval of 60m. After every quarter, we would like to roll them into daily aggregates. What is the best practice? Documentation suggests that there cannot be a ISM action rollup that is continuous. In that case are index transforms way to? if so do we go against the main index or hourly rolledup index?

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