Mais em: https://github.com/ankitpokhrel/jira-cli
API Tokens: https://support.atlassian.com/atlassian-account/docs/manage-api-tokens-for-your-atlassian-account/
Exemplos REST API: https://developer.atlassian.com/server/jira/platform/jira-rest-api-examples/
Como efetuar uma pesquisa simples
curl \
-D- \
-u <USER>@encontact.com.br:<API_TOKEN> \
-X GET \
-H "Content-Type: application/json" \
https://<YOUR_DOMAIN>.atlassian.net/rest/api/3/search