I am working on an automation rule when Subtask A's Due Date is changed, then Subtask B's Calculated Start Date is updated. They are linked with A "blocks" B.
They are in the same project and I have tried using ChatGPT to work through the JSON file to no avail. It seems like the conditions are not being met which then does not trigger the rule.
1) Trigger
When an issue’s Due date field changes.
2) Top-level conditions (must all be true on the triggering issue = Sub-task A)
For the triggering issue ({{triggerIssue}}):
It is a sub-task:
Due date is not empty
automation-rule-019b2e92-6d08-7…
The issue has at least one linked issue with link type blocks
automation-rule-019b2e92-6d08-7…
If any of these fail, the rule stops.
3) Branch to linked issues (“blocks”)
For each issue that the triggering issue blocks:
4) Branch-level guard (runs on Sub-task 
Only continue if Sub-task B’s current Calculated Start Date is different from the new calculated value:
5) Update action (runs on Sub-task 
Edit Sub-task B: