How can add marker cordinates to firebase

Its my first post
Good afternoon
I am new to kodular and for a school project I want to make an application that shows the point where I am with a marker.
If i click on the marker the coordinates records in firebase in json format
can you help me?
can someone send me a code section to help me?

Welcome to community. If you use search :mag: Iā€™m sure you will find many examples


And for Update Google Markers Maps ā€¦

and WELCOME @antykaps

:+1: :clap: