{
  "BOOM & STICK": [
    {
      "equipment": "Standard Boom 6.0 m",
      "is_standard": true,
      "is_optional": false
    },
    {
      "equipment": "Long Boom 7.5 m",
      "is_standard": false,
      "is_optional": true
    }
  ],
  "BUCKET": [
    {
      "equipment": "General Purpose Bucket 1.5 m³",
      "is_standard": true,
      "is_optional": false
    },
    {
      "equipment": "Rock Bucket 1.2 m³",
      "is_standard": false,
      "is_optional": true
    },
    {
      "equipment": "Ditch Cleaning Bucket 1.8 m³",
      "is_standard": false,
      "is_optional": true
    }
  ],
  "UNDERCARRIAGE": [
    {
      "equipment": "Triple Grouser Shoes 600 mm",
      "is_standard": true,
      "is_optional": false
    },
    {
      "equipment": "Single Grouser Shoes 700 mm",
      "is_standard": false,
      "is_optional": true
    }
  ],
  "TECHNOLOGY": [
    {
      "equipment": "2D Grade Control System",
      "is_standard": false,
      "is_optional": true
    },
    { "equipment": "Cat PAYLOAD", "is_standard": false, "is_optional": true },
    {
      "equipment": "Cat Product Link",
      "is_standard": true,
      "is_optional": false
    }
  ],
  "OPERATOR ENVIRONMENT": [
    {
      "equipment": "Air Conditioning",
      "is_standard": true,
      "is_optional": false
    },
    { "equipment": "Heated Seat", "is_standard": false, "is_optional": true },
    {
      "equipment": "Rearview Camera",
      "is_standard": true,
      "is_optional": false
    }
  ]
}