post https://api.fulcrumapp.com/api/v2/attachments/finalize
The finalize endpoint is a required step for Form attachments. Use this endpoint to tell Fulcrum that your attachment has been uploaded.
Sample Error Responses
If you see this error message:
{ "error": "At least one owner type and owner ID is required" }
You will need to include an owner in your finalize request.
It is possible you will see an unauthorized error when using a valid api token if your token does not have permission to edit the form.
{ "error": "Unauthorized" }