NorthMid Added to Fiserv Exchange Boarding Service Webhook

For clients boarding merchant applications to Fiserv Exchange, we updated the Fiserv Exchange Boarding Service Webhook to include the NorthMid property. The NorthMid is the internal merchant identifier created by Fiserv and used by Infinicept for funding.

See the webhook payload schema below.

{
      "BoardingServiceTitle": "Fiserv Exchange",
      "Status": 4,
      "Details": {
        "COMPLETED": "0",
        "BOARDINGREASON": "Successfully boarded.",
        "NotesFromProcessor": "",
        "__PROCESSED_DATETIME__": "8/11/2025 9:46:57 PM +00:00",
        "OutletInternalMid": "609900000550681",
        "OutletExternalId": "OTL9E-EB482-0C447-7F761-00C15-027DA-0D49F",
        "NashvilleMid": "208219377883",
        "NorthMid": "288965235213",
        "ApplicationMid": "600100000118606",
        "SubgroupMid": "600200000062310",
        "SubgroupParentMid": "600100000118606",
        "FiservStatus": "BOARDING_COMPLETE",
        "ApplicationReference": "555000110859",
        "MerchantReference": "5043913",
        "OrderId": "nv12K",
        "ProductId1": "56302",
        "Product1TerminalIdList": "7731987, 7731995, 7732001, 7732019",
        "TerminalId1": "7731987",
        "TerminalId2": "7731995",
        "TerminalId3": "7732001",
        "TerminalId4": "7732019"
      }
    }