{
  "request_no": "PR-20251014-012",
  "job_no": "TK-MP-TEST-001",
  "created_at": "2025-10-14T02:42:08.351432",
  "materials": [
    {
      "material_id": 89220,
      "description": "(4) 0.5, 80 LG, 150LB, ASTM A193/A194 GR B7/2H, ELEC.GALV",
      "category": "BOLT",
      "size": "1 1/2\"",
      "material_grade": "ASTM A193/A194 GR B7/2H",
      "quantity": 32,
      "unit": "EA",
      "user_requirement": ""
    }
  ],
  "grouped_materials": [
    {
      "group_key": "(4) 0.5, 80 LG, 150LB, ASTM A193/A194 GR B7/2H, ELEC.GALV|1 1/2\"|undefined|ASTM A193/A194 GR B7/2H",
      "material_ids": [
        89220
      ],
      "description": "(4) 0.5, 80 LG, 150LB, ASTM A193/A194 GR B7/2H, ELEC.GALV",
      "category": "BOLT",
      "size": "1 1/2\"",
      "material_grade": "ASTM A193/A194 GR B7/2H",
      "quantity": 32,
      "unit": "EA",
      "user_requirement": ""
    }
  ]
}