/setblock ~ ~ ~ minecraft:chest[facing=north,type=single,waterlogged=false]{Items:[{Count:1b,Slot:0b,id:"minecraft:repeating_command_block",tag:{BlockEntityTag:{Command:"/execute as @e[type=minecraft:pufferfish] run kill @s",CustomName:'{"text":"@"}',LastExecution:5056329L,SuccessCount:0,TrackOutput:1b,UpdateLastExecution:1b,auto:1b,conditionMet:1b,id:"minecraft:command_block",powered:0b},display:{Lore:['"(+NBT)"']}}},{Count:1b,Slot:1b,id:"minecraft:repeating_command_block",tag:{BlockEntityTag:{Command:"/execute at @e[type=minecraft:pufferfish] run summon pig ~ ~-1.27 ~ {NoGravity:1b,Silent:1b,Invulnerable:1b,NoAI:1b,Saddle:1b}",CustomName:'{"text":"@"}',LastExecution:5056369L,SuccessCount:0,TrackOutput:1b,UpdateLastExecution:1b,auto:1b,conditionMet:1b,id:"minecraft:command_block",powered:0b},display:{Lore:['"(+NBT)"']}}},{Count:1b,Slot:2b,id:"minecraft:repeating_command_block",tag:{BlockEntityTag:{Command:"/execute at @e[type=minecraft:pufferfish] run effect give @e[type=pig,distance=..2] minecraft:invisibility 1000000 1 true",CustomName:'{"text":"@"}',LastExecution:5056391L,SuccessCount:0,TrackOutput:1b,UpdateLastExecution:1b,auto:1b,conditionMet:1b,id:"minecraft:command_block",powered:0b},display:{Lore:['"(+NBT)"']}}}]}