Update pack entry's UI by gRPC result

ScreenShot: https://drive.google.com/file/d/1hPy70H40H9ZPpuXSbX6ewy6VqksLDL40/view?usp=sharing&resourcekey=0-2IUAdL_faQX4AtkJKntyfA
Bug: 398982575
Flag: EXEMPT refactor
Test: Tested by building and installing picker on local, checking if we
get data from pack

Change-Id: I710adc6a1a2bb1489165c4d589782595259d097a