#Name
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".Name set value '{"text":"Backpack","italic":false,"bold":false}'
execute as @s at @s run execute if data entity @s item.components."minecraft:custom_data".DummyData."minecraft:item_name" run data modify entity @s item.components."minecraft:custom_data".Name set from entity @s item.components."minecraft:custom_data".DummyData."minecraft:item_name"
execute as @s at @s run execute if data entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_name" run data modify entity @s item.components."minecraft:custom_data".Name set from entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_name"

#Items
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".Items set value []
execute as @s at @s run execute if data entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_data".data.Items run data modify entity @s item.components."minecraft:custom_data".Items set from entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_data".data.Items

#Position
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".DummyData.Position set from entity @s item.components."minecraft:custom_data".Position
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".Position set value [{Type:"main",Variables:[{Name:"x",Value:0.0d},{Name:"y",Value:0.0d},{Name:"z",Value:0.0d}]}]
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".Position[{Type:"main"}].Variables[{Name:"x"}].Value set from entity @s item.components."minecraft:custom_data".DummyData.Position[0]
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".Position[{Type:"main"}].Variables[{Name:"y"}].Value set from entity @s item.components."minecraft:custom_data".DummyData.Position[1]
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".Position[{Type:"main"}].Variables[{Name:"z"}].Value set from entity @s item.components."minecraft:custom_data".DummyData.Position[2]
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".Position append value {Type:"preset",Variables:[{Name:"x",Value:"~0.0"},{Name:"y",Value:"~0.0"},{Name:"z",Value:"~0.0"}]}
execute as @s at @s run execute if data entity @s {item:{components:{"minecraft:custom_data":{DummyData:{"minecraft:custom_data":{data:{Position:[{Type:"preset",Variables:[{Name:"x"}]}]}}}}}}} run data modify entity @s item.components."minecraft:custom_data".Position[{Type:"preset"}].Variables[{Name:"x"}].Value set from entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_data".data.Position[{Type:"preset"}].Variables[{Name:"x"}].Value
execute as @s at @s run execute if data entity @s {item:{components:{"minecraft:custom_data":{DummyData:{"minecraft:custom_data":{data:{Position:[{Type:"preset",Variables:[{Name:"y"}]}]}}}}}}} run data modify entity @s item.components."minecraft:custom_data".Position[{Type:"preset"}].Variables[{Name:"y"}].Value set from entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_data".data.Position[{Type:"preset"}].Variables[{Name:"y"}].Value
execute as @s at @s run execute if data entity @s {item:{components:{"minecraft:custom_data":{DummyData:{"minecraft:custom_data":{data:{Position:[{Type:"preset",Variables:[{Name:"z"}]}]}}}}}}} run data modify entity @s item.components."minecraft:custom_data".Position[{Type:"preset"}].Variables[{Name:"z"}].Value set from entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_data".data.Position[{Type:"preset"}].Variables[{Name:"z"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".Position append value {Type:"offset",Variables:[{Name:"x",Value:"0.0"},{Name:"y",Value:"0.0"},{Name:"z",Value:"0.0"}]}
execute as @s at @s run execute if data entity @s {item:{components:{"minecraft:custom_data":{DummyData:{"minecraft:custom_data":{data:{Position:[{Type:"offset",Variables:[{Name:"x"}]}]}}}}}}} run data modify entity @s item.components."minecraft:custom_data".Position[{Type:"offset"}].Variables[{Name:"x"}].Value set from entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_data".data.Position[{Type:"offset"}].Variables[{Name:"x"}].Value
execute as @s at @s run execute if data entity @s {item:{components:{"minecraft:custom_data":{DummyData:{"minecraft:custom_data":{data:{Position:[{Type:"offset",Variables:[{Name:"y"}]}]}}}}}}} run data modify entity @s item.components."minecraft:custom_data".Position[{Type:"offset"}].Variables[{Name:"y"}].Value set from entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_data".data.Position[{Type:"offset"}].Variables[{Name:"y"}].Value
execute as @s at @s run execute if data entity @s {item:{components:{"minecraft:custom_data":{DummyData:{"minecraft:custom_data":{data:{Position:[{Type:"offset",Variables:[{Name:"z"}]}]}}}}}}} run data modify entity @s item.components."minecraft:custom_data".Position[{Type:"offset"}].Variables[{Name:"z"}].Value set from entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_data".data.Position[{Type:"offset"}].Variables[{Name:"z"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Position__Type_main___Variables__Name_x___Value set from entity @s item.components."minecraft:custom_data".Position[{Type:"main"}].Variables[{Name:"x"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Position__Type_main___Variables__Name_y___Value set from entity @s item.components."minecraft:custom_data".Position[{Type:"main"}].Variables[{Name:"y"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Position__Type_main___Variables__Name_z___Value set from entity @s item.components."minecraft:custom_data".Position[{Type:"main"}].Variables[{Name:"z"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Position__Type_preset___Variables__Name_x___Value set from entity @s item.components."minecraft:custom_data".Position[{Type:"preset"}].Variables[{Name:"x"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Position__Type_preset___Variables__Name_y___Value set from entity @s item.components."minecraft:custom_data".Position[{Type:"preset"}].Variables[{Name:"y"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Position__Type_preset___Variables__Name_z___Value set from entity @s item.components."minecraft:custom_data".Position[{Type:"preset"}].Variables[{Name:"z"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Position__Type_offset___Variables__Name_x___Value set from entity @s item.components."minecraft:custom_data".Position[{Type:"offset"}].Variables[{Name:"x"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Position__Type_offset___Variables__Name_y___Value set from entity @s item.components."minecraft:custom_data".Position[{Type:"offset"}].Variables[{Name:"y"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Position__Type_offset___Variables__Name_z___Value set from entity @s item.components."minecraft:custom_data".Position[{Type:"offset"}].Variables[{Name:"z"}].Value

#Rotation
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".DummyData.Rotation set from entity @s item.components."minecraft:custom_data".Rotation
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".Rotation set value [{Type:"main",Variables:[{Name:"h",Value:0.0f},{Name:"v",Value:0.0f}]}]
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".Rotation[{Type:"main"}].Variables[{Name:"h"}].Value set from entity @s item.components."minecraft:custom_data".DummyData.Rotation[0]
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".Rotation[{Type:"main"}].Variables[{Name:"v"}].Value set from entity @s item.components."minecraft:custom_data".DummyData.Rotation[1]
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".Rotation append value {Type:"preset",Variables:[{Name:"h_player",Value:"~0.0"},{Name:"v_player",Value:"~0.0"},{Name:"h_model",Value:"~0.0"},{Name:"v_model",Value:"~0.0"},{Name:"h_marker",Value:"~0.0"},{Name:"v_marker",Value:"~0.0"}]}
execute as @s at @s run execute if data entity @s {item:{components:{"minecraft:custom_data":{DummyData:{"minecraft:custom_data":{data:{Rotation:[{Type:"preset",Variables:[{Name:"h_player"}]}]}}}}}}} run data modify entity @s item.components."minecraft:custom_data".Rotation[{Type:"preset"}].Variables[{Name:"h_player"}].Value set from entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_data".data.Rotation[{Type:"preset"}].Variables[{Name:"h_player"}].Value
execute as @s at @s run execute if data entity @s {item:{components:{"minecraft:custom_data":{DummyData:{"minecraft:custom_data":{data:{Rotation:[{Type:"preset",Variables:[{Name:"v_player"}]}]}}}}}}} run data modify entity @s item.components."minecraft:custom_data".Rotation[{Type:"preset"}].Variables[{Name:"v_player"}].Value set from entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_data".data.Rotation[{Type:"preset"}].Variables[{Name:"v_player"}].Value
execute as @s at @s run execute if data entity @s {item:{components:{"minecraft:custom_data":{DummyData:{"minecraft:custom_data":{data:{Rotation:[{Type:"preset",Variables:[{Name:"h_model"}]}]}}}}}}} run data modify entity @s item.components."minecraft:custom_data".Rotation[{Type:"preset"}].Variables[{Name:"h_model"}].Value set from entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_data".data.Rotation[{Type:"preset"}].Variables[{Name:"h_model"}].Value
execute as @s at @s run execute if data entity @s {item:{components:{"minecraft:custom_data":{DummyData:{"minecraft:custom_data":{data:{Rotation:[{Type:"preset",Variables:[{Name:"v_model"}]}]}}}}}}} run data modify entity @s item.components."minecraft:custom_data".Rotation[{Type:"preset"}].Variables[{Name:"v_model"}].Value set from entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_data".data.Rotation[{Type:"preset"}].Variables[{Name:"v_model"}].Value
execute as @s at @s run execute if data entity @s {item:{components:{"minecraft:custom_data":{DummyData:{"minecraft:custom_data":{data:{Rotation:[{Type:"preset",Variables:[{Name:"h_marker"}]}]}}}}}}} run data modify entity @s item.components."minecraft:custom_data".Rotation[{Type:"preset"}].Variables[{Name:"h_marker"}].Value set from entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_data".data.Rotation[{Type:"preset"}].Variables[{Name:"h_marker"}].Value
execute as @s at @s run execute if data entity @s {item:{components:{"minecraft:custom_data":{DummyData:{"minecraft:custom_data":{data:{Rotation:[{Type:"preset",Variables:[{Name:"v_marker"}]}]}}}}}}} run data modify entity @s item.components."minecraft:custom_data".Rotation[{Type:"preset"}].Variables[{Name:"v_marker"}].Value set from entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_data".data.Rotation[{Type:"preset"}].Variables[{Name:"v_marker"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".Rotation append value {Type:"offset",Variables:[{Name:"h_player",Value:"0.0"},{Name:"v_player",Value:"0.0"},{Name:"h_model",Value:"0.0"},{Name:"v_model",Value:"0.0"},{Name:"h_marker",Value:"0.0"},{Name:"v_marker",Value:"0.0"}]}
execute as @s at @s run execute if data entity @s {item:{components:{"minecraft:custom_data":{DummyData:{"minecraft:custom_data":{data:{Rotation:[{Type:"offset",Variables:[{Name:"h_player"}]}]}}}}}}} run data modify entity @s item.components."minecraft:custom_data".Rotation[{Type:"offset"}].Variables[{Name:"h_player"}].Value set from entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_data".data.Rotation[{Type:"offset"}].Variables[{Name:"h_player"}].Value
execute as @s at @s run execute if data entity @s {item:{components:{"minecraft:custom_data":{DummyData:{"minecraft:custom_data":{data:{Rotation:[{Type:"offset",Variables:[{Name:"v_player"}]}]}}}}}}} run data modify entity @s item.components."minecraft:custom_data".Rotation[{Type:"offset"}].Variables[{Name:"v_player"}].Value set from entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_data".data.Rotation[{Type:"offset"}].Variables[{Name:"v_player"}].Value
execute as @s at @s run execute if data entity @s {item:{components:{"minecraft:custom_data":{DummyData:{"minecraft:custom_data":{data:{Rotation:[{Type:"offset",Variables:[{Name:"h_model"}]}]}}}}}}} run data modify entity @s item.components."minecraft:custom_data".Rotation[{Type:"offset"}].Variables[{Name:"h_model"}].Value set from entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_data".data.Rotation[{Type:"offset"}].Variables[{Name:"h_model"}].Value
execute as @s at @s run execute if data entity @s {item:{components:{"minecraft:custom_data":{DummyData:{"minecraft:custom_data":{data:{Rotation:[{Type:"offset",Variables:[{Name:"v_model"}]}]}}}}}}} run data modify entity @s item.components."minecraft:custom_data".Rotation[{Type:"offset"}].Variables[{Name:"v_model"}].Value set from entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_data".data.Rotation[{Type:"offset"}].Variables[{Name:"v_model"}].Value
execute as @s at @s run execute if data entity @s {item:{components:{"minecraft:custom_data":{DummyData:{"minecraft:custom_data":{data:{Rotation:[{Type:"offset",Variables:[{Name:"h_marker"}]}]}}}}}}} run data modify entity @s item.components."minecraft:custom_data".Rotation[{Type:"offset"}].Variables[{Name:"h_marker"}].Value set from entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_data".data.Rotation[{Type:"offset"}].Variables[{Name:"h_marker"}].Value
execute as @s at @s run execute if data entity @s {item:{components:{"minecraft:custom_data":{DummyData:{"minecraft:custom_data":{data:{Rotation:[{Type:"offset",Variables:[{Name:"v_marker"}]}]}}}}}}} run data modify entity @s item.components."minecraft:custom_data".Rotation[{Type:"offset"}].Variables[{Name:"v_marker"}].Value set from entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_data".data.Rotation[{Type:"offset"}].Variables[{Name:"v_marker"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Rotation__Type_main___Variables__Name_h___Value set from entity @s item.components."minecraft:custom_data".Rotation[{Type:"main"}].Variables[{Name:"h"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Rotation__Type_main___Variables__Name_v___Value set from entity @s item.components."minecraft:custom_data".Rotation[{Type:"main"}].Variables[{Name:"v"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Rotation__Type_preset___Variables__Name_h_player___Value set from entity @s item.components."minecraft:custom_data".Rotation[{Type:"preset"}].Variables[{Name:"h_player"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Rotation__Type_preset___Variables__Name_v_player___Value set from entity @s item.components."minecraft:custom_data".Rotation[{Type:"preset"}].Variables[{Name:"v_player"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Rotation__Type_preset___Variables__Name_h_model___Value set from entity @s item.components."minecraft:custom_data".Rotation[{Type:"preset"}].Variables[{Name:"h_model"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Rotation__Type_preset___Variables__Name_v_model___Value set from entity @s item.components."minecraft:custom_data".Rotation[{Type:"preset"}].Variables[{Name:"v_model"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Rotation__Type_preset___Variables__Name_h_marker___Value set from entity @s item.components."minecraft:custom_data".Rotation[{Type:"preset"}].Variables[{Name:"h_marker"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Rotation__Type_preset___Variables__Name_v_marker___Value set from entity @s item.components."minecraft:custom_data".Rotation[{Type:"preset"}].Variables[{Name:"v_marker"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Rotation__Type_offset___Variables__Name_h_player___Value set from entity @s item.components."minecraft:custom_data".Rotation[{Type:"offset"}].Variables[{Name:"h_player"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Rotation__Type_offset___Variables__Name_v_player___Value set from entity @s item.components."minecraft:custom_data".Rotation[{Type:"offset"}].Variables[{Name:"v_player"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Rotation__Type_offset___Variables__Name_h_model___Value set from entity @s item.components."minecraft:custom_data".Rotation[{Type:"offset"}].Variables[{Name:"h_model"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Rotation__Type_offset___Variables__Name_v_model___Value set from entity @s item.components."minecraft:custom_data".Rotation[{Type:"offset"}].Variables[{Name:"v_model"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Rotation__Type_offset___Variables__Name_h_marker___Value set from entity @s item.components."minecraft:custom_data".Rotation[{Type:"offset"}].Variables[{Name:"h_marker"}].Value
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".MacroData.Rotation__Type_offset___Variables__Name_v_marker___Value set from entity @s item.components."minecraft:custom_data".Rotation[{Type:"offset"}].Variables[{Name:"v_marker"}].Value

#Lift
execute as @s at @s run data modify entity @s item.components."minecraft:custom_data".Lift set value 0.0f
execute as @s at @s run execute if data entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_data".data.Lift run data modify entity @s item.components."minecraft:custom_data".Lift set from entity @s item.components."minecraft:custom_data".DummyData."minecraft:custom_data".data.Lift