2D GUI Icon, 3D hand model tutorial, blockbench/mcreator

For those who create an item in Blockbench and want the gui icon to be 2D while still preserving the 3D model, here is an example of how you can do it by modifying the .JSON file.

{
	"loader": "forge:separate-perspective",
"gui_light": "front",
	"base":
	{
    "parent": "your_mod:custom/big_sword",
    "textures":
    {
        "0" : "your_mod:blocks/big_sword_texture"
    },
		"display":
  		{
    		"thirdperson_righthand": {
			"translation": [0, 10.5, 0.75],
			"scale": [1, 1.6, 1.6]
		},
		"thirdperson_lefthand": {
			"translation": [-1.5, 10.5, 0.75],
			"scale": [1, 1.6, 1.6]
		},
		"firstperson_righthand": {
			"rotation": [-35.27, -10.58, -8.56],
			"translation": [2, 6.75, 0]
		},
		"firstperson_lefthand": {
			"rotation": [148.06, 12.64, -174.67],
			"translation": [2.5, 6, -1.5]
		},
		"ground": {
			"translation": [0, 10.75, 0],
			"scale": [1, 1.25, 1.31]
		},
		"fixed": {
			"rotation": [0, -90, 0],
			"translation": [0, -4.75, 0]
		}
  		}
	},
	"perspectives":
	{
		"gui":
		{
			"parent": "item/generated",
			"textures":
			{
				"layer0": "your_mod:items/bigswordicon"
			},
			"gui_light": "front"
		}
	}
}