!extend:checked:vvvvv:1000:512:donguri=0/3
!extend:checked:vvvvv:1000:512:donguri=0/3

会場
https://www.youtube.com/live/-r861qD9DW4
VIPQ2_EXTDAT: checked:vvvvv:1000:512:donguri=0/3: EXT was configured