Minecraft 1.20-1.21.4 Tested /trigger hat command

/summon item ~ ~ ~ {Passengers: [{id: "minecraft:falling_block",BlockState: {Name: "minecraft:command_block",Properties: {facing: "up"}},TileEntityData: {auto: 1b,Command: "scoreboard objectives add hat trigger"},Time: 1,Motion: [0.240679658963d, 0.519000487319d, 0d]},{id: "minecraft:falling_block",BlockState: {Name: "minecraft:command_block",Properties: {facing: "up"}},TileEntityData: {auto: 1b,Command: "fill ~ ~ ~ ~ ~-1 ~ air"},Time: 1,Motion: [0.240679658963d, 0.662717518722d, 0d]},{id: "minecraft:falling_block",BlockState: {Name: "minecraft:repeating_command_block",Properties: {facing: "up"}},TileEntityData: {auto: 1b,Command: "scoreboard players enable @a hat"},Time: 1,Motion: [0.195788316843d, 0.82541982199d, 0d]},{id: "minecraft:falling_block",BlockState: {Name: "minecraft:repeating_command_block",Properties: {facing: "up"}},TileEntityData: {auto: 1b,Command: "execute at @a[scores={hat=1..}] run summon minecraft:chest_minecart ~ ~ ~ {NoGravity:1b}"},Time: 1,Motion: [0.146841237633d, 0.82541982199d, 0d]},{id: "minecraft:falling_block",BlockState: {Name: "minecraft:chain_command_block",Properties: {facing: "up"}},TileEntityData: {auto: 1b,Command: "execute at @a[scores={hat=1..}] run item replace entity @e[sort=nearest,limit=1,type=minecraft:chest_minecart] container.0 from entity @p armor.head"},Time: 1,Motion: [0.146841237633d, 0.909022215786d, 0d]},{id: "minecraft:falling_block",BlockState: {Name: "minecraft:chain_command_block",Properties: {facing: "up"}},TileEntityData: {auto: 1b,Command: "execute at @a[scores={hat=1..}] run item replace entity @p armor.head from entity @p weapon.mainhand"},Time: 1,Motion: [0.146841237633d, 0.947012446398d, 0d]},{id: "minecraft:falling_block",BlockState: {Name: "minecraft:chain_command_block",Properties: {facing: "up"}},TileEntityData: {auto: 1b,Command: "execute at @a[scores={hat=1..}] run item replace entity @p weapon.mainhand from entity @e[sort=nearest,limit=1,type=minecraft:chest_minecart] container.0"},Time: 1,Motion: [0.146841237633d, 0.990823866719d, 0d]},{id: "minecraft:falling_block",BlockState: {Name: "minecraft:chain_command_block",Properties: {facing: "up"}},TileEntityData: {auto: 1b,Command: "execute at @a[scores={hat=1..}] run item replace entity @e[sort=nearest,limit=1,type=minecraft:chest_minecart] container.0 with minecraft:air"},Time: 1,Motion: [0.146841237633d, 1.07117678175d, 0d]},{id: "minecraft:falling_block",BlockState: {Name: "minecraft:chain_command_block",Properties: {facing: "up"}},TileEntityData: {auto: 1b,Command: "execute at @a[scores={hat=1..}] run kill @e[sort=nearest,limit=1,type=minecraft:chest_minecart]"},Time: 1,Motion: [0.146841237633d, 1.15036661843d, 0d]},{id: "minecraft:falling_block",BlockState: {Name: "minecraft:chain_command_block",Properties: {facing: "up"}},TileEntityData: {auto: 1b,Command: "execute at @a[scores={hat=1..}] run scoreboard players reset @a hat"},Time: 1,Motion: [0.13888122983d, 1.22862739477d, 0d]}],Item: {}}