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If you wanted to group rows that have the same value in the Components field, you could add a groupFieldKey with the value Components, and the timeline will group rows that belong together:
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groupStyle (enum, optional)
Can be either set to expandable (default) or merged. If set to expandable, groups will have a label with a button and the group can be expanded/collapsed (see screenshot above). If set to merged, the groups will be merged to a single swim lane. This is only recommended if there is no overlap between any items inside a group.