curl --request GET \
  --url https://api.prod.commenda.io/api/v1/partner/commenda-os/customers/{customerId}/business-entities/{businessEntityId}/government-identifiers \
  --header 'x-api-key: <api-key>'

{
  "governmentIdentifiers": [
    {
      "country": "US",
      "businessEntityId": 44,
      "corporationType": "LLC",
      "key": "US_EIN",
      "displayName": "Employer Identification Number",
      "shortName": "EIN",
      "description": "US federal tax identifier issued by the IRS.",
      "purposes": [
        "TAXATION"
      ],
      "supportingDocument": {
        "id": 900,
        "fileName": "ein-letter.pdf",
        "fileUrl": "https://bucket.s3.amazonaws.com/ein-letter.pdf",
        "type": "EINLetter",
        "category": "TAX_AND_COMPLIANCE_DOCUMENT",
        "fileTypeSpecifiers": [
          ".pdf"
        ]
      },
      "isFunctionCritical": true,
      "isCustom": false,
      "linkedRegistrations": [
        {
          "internalIdentifier": "US_EIN",
          "displayName": "Employer Identification Number",
          "purpose": "TAXATION"
        }
      ],
      "id": "gov_123",
      "jurisdiction": "DE",
      "value": "12-3456789",
      "createdAt": 1735689600000,
      "lastUpdatedAt": 1735776000000,
      "regexString": "<string>"
    }
  ],
  "count": 2
}