On the organizations page the following is Quoted:
Add context for your organizations You can now add custom detail fields to your organization profiles and use this information in the issue view and anywhere you can filter using JQL. To get started, create your fields in “Manage details”. Then you can use an API to import your data , or import from a CSV .
The Import from CSV link is broken. When looking at the inspect for HTML, ther is no text for page.