Issue link types
Create issue link type
Creates an issue link type. Use this operation to create descriptions of the reasons why issues are linked. The issue link type consists of a name and descriptions for a link's inward and outward relationships.
To use this operation, the site must have issue linking enabled.
Permissions required: Administer Jira global permission.
post/rest/api/2/issueLinkType
Request body
Response
Returned if the request is successful.