http://mc.ganxiaozhe.com/mc/tool/entitytool.html【摇钱树 1.11】 掉金粒
/setblock ~ ~1 ~ minecraft:mob_spawner 0 replace {SpawnData:{id:"minecraft:item",CustomName:"撒币",CustomNameVisible:true,CanPickUpLoot:true,Item:{id:"minecraft:gold_nugget",Count:1b,Damage:0s},PickupDelay:5s,Age:5s},SpawnCount:1,MaxNearbyEntities:3,SpawnRange:5,Delay:20,MinSpawnDelay:200,MaxSpawnDelay:600,RequiredPlayerRange:10}