curl --request GET \
  --url https://api.hubapi.com/crm/properties/2026-03/{objectType} \
  --header 'Authorization: Bearer <token>'

{
  "results": [
    {
      "description": "<string>",
      "fieldType": "<string>",
      "groupName": "<string>",
      "label": "<string>",
      "name": "<string>",
      "options": [
        {
          "hidden": true,
          "label": "<string>",
          "value": "<string>",
          "description": "<string>",
          "displayOrder": 123
        }
      ],
      "type": "<string>",
      "archived": true,
      "archivedAt": "2023-11-07T05:31:56Z",
      "calculated": true,
      "calculationFormula": "<string>",
      "createdAt": "2023-11-07T05:31:56Z",
      "createdUserId": "<string>",
      "dataSensitivity": "highly_sensitive",
      "dateDisplayHint": "absolute",
      "displayOrder": 123,
      "externalOptions": true,
      "formField": true,
      "hasUniqueValue": true,
      "hidden": false,
      "hubspotDefined": true,
      "modificationMetadata": {
        "archivable": true,
        "readOnlyDefinition": true,
        "readOnlyValue": true,
        "readOnlyOptions": true
      },
      "referencedObjectType": "<string>",
      "sensitiveDataCategories": [
        "<string>"
      ],
      "showCurrencySymbol": true,
      "updatedAt": "2023-11-07T05:31:56Z",
      "updatedUserId": "<string>"
    }
  ]
}