Present Perfect Continuous Tense is used to emphasize the duration of an event that has just passed another tense is used for an action that has to be done once for a moment.
Present Perfect Continuous Tense is used to highlight the timing of the events that had just passed also use this tense action with barely ended when a moment like this.
Use Present Perfect Continuous Tense to emphasize a timeline of events that just passes, also use this tense with action that just ends up just now. Such as