help with meta Description

Hello

how can I make the add details show in different line when I share it.
I tried to write in the meta Description and the Auto Poster field
Price:{price}\r\n Condition:{condition}\r\n Description:{description_add}

it show like this when shared
Price:200 USD Condition:new Description:it is very good shape
how can I make it show like this
Price:200 USD
Condition:new
Description:it is very good shape

also if some field is empty how can I make it hidden
if the Description field is empty it show like this
Price:200 USD Condition:new Description:
how can I make [Description:{description_add}] disaper if the {description_add} is empty