If you notice that some of your UTM/campaign-tracking URL query parameters are being modified on page-load for a collection/results page, you may need to add these specific parameters to the allowParamsArray parameter through the beforeInstantSearchAllowParamsArray hook. You can refer to the following documentation about this hook:
https://www.algolia.com/doc/integration/shopify/building-search-ui/frontend-custom-events/?client=ruby#beforeinstantsearchallowparamsarray