The following works for calling JIRA REST API's:
1. Get your Jira API Token (https://id.atlassian.com/manage/api-tokens)
2. Base64 Encode your email address:api_token The following example is using python.
Python example:
import base64
out1.Base64EncodedString = base64.b64encode("email:api_token".encode('utf-8'))
3. In the HTTP Node, put the following in the header property:
Authorization: Basic <value from step #2 above>
4. Run the HTTP node with your URL and then connect a JSON node to read the response
It should look like this when you are done:
