To create Zendesk records from TheHive 5 without manual input, use a ready-made scenario.
Starts when: On new Zendesk ticket
Then: Get ticket
Then: Determine
Check: IF
If yes: Create comment to existing issue
If no: Create issue
Then: Update ticket
You can launch this TheHive 5 + Zendesk integration in Scriptera: describe the task in plain words — the scenario is built, launched and monitored for you.