Appium inspector unable to locate google maps POI on iOS app

Our native app used google maps sdk, i want to locate one of the poi and click it, but i can’t locate poi via appium inspector, how i can do this ?

i’m using:
mac os 10.14.5
appium-desktop 1.12.1
iPhone 5s 12.3.1(set capabilities to 12.2 cause my xcode only support to 12.2)