{
    "filter": "category",
    "sub_filter": [
        {
            "filter": "Iron Ore",
            "sub_filter": [
                {
                    "filter": "Fines/Lumps"
                },
                {
                    "filter": "Pellets"
                }
            ]
        },
		{
            "filter": "Coal",
            "sub_filter": [
                {
                    "filter": "Coking"
                },
                {
                    "filter": "Non Coking"
                },
				{
                    "filter": "Met Coke"
                },
				{
                    "filter": "Anthracite"
                }
            ]
        },
		
		{
            "filter": "Scrap",
            "sub_filter": [
                {
                    "filter": "Melting Scrap"
                },
                {
                    "filter": "Mill Scale"
                }
            ]
        },
        {
            "filter": "Semi Finished",
            "sub_filter": [
                {
                    "filter": "Ingot"
                },
                {
                    "filter": "Billet"
                },
				{
                    "filter": "Pig Iron"
                },
				{
                    "filter": "Slab"
                },
				{
                    "filter": "Sponge Iron"
                }
				
            ]
        },
        {
            "filter": "Finish Long",
            "sub_filter": [
                {
                    "filter": "Pipes"
                },
                {
                    "filter": "Rail"
                },
				{
                    "filter": "Rebar"
                },
				{
                    "filter": "Round"
                },
				{
                    "filter": "Structure"
                },
				{
                    "filter": "Wire Rod"
                }
            ]
        },
        {
            "filter": "Finish Flat",
            "sub_filter": [
                {
                    "filter": "CRC"
                },
                {
                    "filter": "HRC"
                },
                {
                    "filter": "Plates"
                },
				{
                    "filter": "Galvanized"
                }
            ]
        },
        {
            "filter": "Ferro Alloy",
            "sub_filter": [
                {
                    "filter": "Chrome Ore"
                },
                {
                    "filter": "Ferro Boron"
                },
                {
                    "filter": "Ferro Chrome"
                },
                {
                    "filter": "Ferro Manganese"
                },
				{
                    "filter": "Ferro Moly"
                },
				{
                    "filter": "Ferro Silicon"
                },
				{
                    "filter": "Manganese Ore"
                },
				{
                    "filter": "Silico Manganese"
                }
            ]
        },
        {
            "filter": "Cement",
            "sub_filter": [
                {
                    "filter": "Cement"
                }
            ]
        },
		{
            "filter": "Others",
            "sub_filter": [
                {
                    "filter": "Bauxite"
                },
				 {
                    "filter": "Logistic"
                },
				{
                    "filter": "Others"
                }
            ]
        }
    ]
}