[
  {
    "id": "purchase-order-number",
    "name": "PO0001 keeps its purchase-order number",
    "comparison": "EXACT_TEXT",
    "input": "ISA*00*          *00*          *01*147217918      *01*069331990INET  *260413*1200*U*00401*000000001*0*P*:~\nGS*PO*147217918*069331990INET*20260413*1200*000000001*X*004010~\nST*850*0001~\nBEG*00*SA*PO0001**20260413~\nPO1*1*1*EA*100**VN*ITEM-1~\nCTT*1~\nSE*5*0001~\nGE*1*000000001~\nIEA*1*000000001~",
    "contentType": "application/edi-x12",
    "params": null,
    "functionalGroupIndex": 0,
    "transactionIndex": 0,
    "expectedOutput": "{\"purchaseOrderNumber\": \"PO0001\"}"
  }
]