[MC-206796] Custom spawn eggs inside of a dispenser don't keep entity data properly

If you make a spawn egg spawn a specific thing like

/give @p piglin_spawn_egg{EntityTag:{id:"minecraft:falling_block",Time:100,HurtEntities:1b,FallHurtAmount:2.0f,FallHurtMax:40,BlockState:{Name:"minecraft:pointed_dripstone",Properties:{waterlogged:"false",vertical_direction:"down",thickness:"tip"}}}}

When it is dispensed out of a dispenser it just spawns sand and immediately de spawns