Smart fields

Number of APIs: 5

1. Get smart fields from template GET {{url}}/document/{{template_id}}/integration_objects

2. Add smart fields to template POST {{url}}/document/{{template_id}}/integration_objects

3. Prefill smart fields POST {{url}}/document/{{document_id}}/integration/object/smartfields

4. Delete smart fields from template DELETE {{url}}/document/{{template_id}}/integration_objects

5. Add values of Smart fields to Redirect URI POST {{url}}/link