Attachments imported from Trello shows up broken on Jira

Issue Summary

After importing Trello projects to Jira, attachments that are linked in Trello cards show up broken in Jira

Steps to Reproduce

1. In Trello, attach attachments (Image file, PDF, documents) to an existing card as an attachment.
2. In Jira settings, import your Trello projects to your JIRA's tenant using the External System Import tool.

Expected Results

Attachments in the imported issues should show up correctly in Jira.

Actual Results

Attachments that are imported from Trello from Jira shows up broken

Workaround

No workaround known