>properties
length=3
height=1
width=1

>blocks
0,0,0,lucky:lucky_block,(),(Luck=100)
1,0,0,oak_sign,(),(front_text=(messages=[#jsonStr(text=""),#jsonStr(text="One is lucky."),#jsonStr(text="One is not."),#jsonStr(text="")]))
2,0,0,lucky:lucky_block,(),(Luck=-100)