I may be wrong, but I don't think that we have a measure to split on Page Action.
The only similar option that I see is to split on Page Action Name, and thus we can filter on page action type:
Is that what were you asking on the first place, right!?
Thanks for your response, I'm thinking to spilt strings that I mentioned in original post.
Now I used Page Action measure, the following are my configuration.
Is that possible to capture the color-labeled information?