docs/data/reusables/webhooks/pull_request_webhook_properties.md

Key	Type	Description
action	string	The action that was performed. Can be one of: assigned {% ifversion fpt or ghes > 3.0 or ghae %} auto_merge_disabled auto_merge_enabled {% endif %} closed: If the action is closed and the merged key is false, the pull request was closed with unmerged commits. If the action is closed and the merged key is true, the pull request was merged. converted_to_draft edited labeled locked opened ready_for_review reopened review_request_removed review_requested synchronize: Triggered when a pull request's tracking branch is synchronized with the source branch for the pull request, which happens when the source branch is updated. unassigned unlabeled unlocked