How-to guides are step-by-step instructions for specific tasks. Where the concept pages explain what something is, how-to guides show you how to do it — with concrete examples, request payloads, and expected responses.
Understand the four request headers that authenticate every Doctavian API call, how to construct the signed and encrypted tokens, and how to diagnose authentication errors fast.
x-client-authorizationHow to interpret Error Responses, implement retry logic, and handle async failures gracefully.
End-to-end walkthrough from uploading a template to receiving the output file. Covers Document Solution setup, triggering a generation request, and retrieving the result.
Configure locale and language per request to control date, number, and currency formatting, and apply Template Label translations.
Combine multiple generated or uploaded documents into a single output file using the merge endpoint.
End-to-end walkthrough from uploading a document to a sent envelope with recipients notified — covering document upload, envelope creation, field placement, and sending.
Position fields on a document using X/Y coordinates and page dimensions, assign them to recipients, choose field types, and apply styling properties.
Set up sequential vs parallel signing, designate recipients as mandatory or optional, and understand how declining affects the envelope lifecycle.
Set up a reusable envelope template with pre-configured documents, recipients, and field placements, then instantiate new envelopes from it on demand.