How can child widget add a play animaition frame in parent blueprint animaition timeline

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May I add a keyframe for “ChildWidget” to play a animation for Animation “IN”

I have try to add a quick bind event to ChildWidget’s events, but i can’t assign which animation that ChildWidget will to play


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How can i assign the animation ChildWidget to play?
Other problem:
this event can’t preview it in the editor event if i have turn on “call in editor”