Please see our Blackboard and SoftChalk Cloud Integration Guide and the Blackboard Administrator section in this guide.
(The full URL is below. As the guide is updated, the link will not change):
httphttps://supportsoftchalk.softchalk.com/FileManagement/Download/1d8dded15c3747cb817ff8868ce612d5atlassian.net/wiki/download/attachments/121929729/lms_blackboardcloud.pdf?api=v2