make sprite walk automatic?

[ebraheeemz]

hi all

i make a tile map with tile, and get a json file

 

i load tile map correct, and make collesion between tow layers without any proplems

 

now my sprite is a group of rectangles

i want the rectangles to move on specefic road, move from point a to b alone, without exit from the road

layer1 is background

layer2 is the road

my tilemap in the attachment

 

 

thanks in advance