curl --request GET \
  --url https://api.hubapi.com/marketing/v3/forms/{formId} \
  --header 'Authorization: Bearer <token>'

{
  "archived": true,
  "configuration": {
    "allowLinkToResetKnownValues": true,
    "archivable": true,
    "cloneable": true,
    "createNewContactForNewEmail": true,
    "editable": true,
    "lifecycleStages": [
      {
        "objectTypeId": "<string>",
        "value": "<string>"
      }
    ],
    "notifyContactOwner": true,
    "notifyRecipients": [
      "<string>"
    ],
    "postSubmitAction": {
      "value": "<string>"
    },
    "prePopulateKnownValues": true,
    "recaptchaEnabled": true
  },
  "createdAt": "2023-11-07T05:31:56Z",
  "displayOptions": {
    "renderRawHtml": true,
    "style": {
      "backgroundWidth": "<string>",
      "fontFamily": "<string>",
      "helpTextColor": "<string>",
      "helpTextSize": "<string>",
      "labelTextColor": "<string>",
      "labelTextSize": "<string>",
      "legalConsentTextColor": "<string>",
      "legalConsentTextSize": "<string>",
      "submitColor": "<string>",
      "submitFontColor": "<string>",
      "submitSize": "<string>"
    },
    "submitButtonText": "<string>",
    "cssClass": "<string>"
  },
  "fieldGroups": [
    {
      "fields": [
        {
          "dependentFields": [
            {
              "dependentCondition": {
                "rangeEnd": "<string>",
                "rangeStart": "<string>",
                "value": "<string>",
                "values": [
                  "<string>"
                ]
              },
              "dependentField": "<unknown>"
            }
          ],
          "fieldType": "email",
          "hidden": true,
          "label": "<string>",
          "name": "<string>",
          "objectTypeId": "<string>",
          "required": true,
          "validation": {
            "blockedEmailDomains": [
              "<string>"
            ],
            "useDefaultBlockList": true
          },
          "defaultValue": "<string>",
          "description": "<string>",
          "placeholder": "<string>"
        }
      ],
      "richText": "<string>"
    }
  ],
  "formType": "hubspot",
  "id": "<string>",
  "legalConsentOptions": {
    "type": "none"
  },
  "name": "<string>",
  "updatedAt": "2023-11-07T05:31:56Z",
  "archivedAt": "2023-11-07T05:31:56Z"
}