SignBlockEntity
Sign with ID = 4.
id:string= "Sign"
Text:string
Written text, delimited with newlines (\n, it may be more than 4 lines, but not rendered in-world).
TextOwner:string= ""
No. Owners. Constant.
Color:string
Basic text color, restores it.
Block Entity will be saved without instantiating new one when transporting (via pistons, commands, etc.).