I'm gonna knock on your door by Eddie Hodge

There appears to be no sheet music for this song.
I'm wondering if anyone can work out the some piano measures of this song. The Chords are in G and D7
https://www.youtube.com/watch?v=HxjlObZd64c
https://tabs.ultimate-guitar.com/tab/eddie-hodges/im-gonna-knock-on-you…