Using the Get Offers By Catalog remote call from these help pages:
CPQnext: getOffersByCatalogCode
Legacy DC API: getOffersByCatalogCode
When using the sortby parameter as an Additional Input in a Remote Action, products are not being returned sorted.
On the help page for the rest API, it states by default that offers should be sorted by the sequence number:
---
sortby - string
Name of Catalog Product Relationship field to sort by. Defaults to Sequence (Catalog Product Relationship > Sequence Number).
---
requestURL - /v3/catalogs/%catalogCode%/offers?sortby=vlocity_cmt__SequenceNumber__c_ASCsortby - vlocity_cmt__SequenceNumber__c_ASC000795006

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