curl --request GET \
  --url https://api.hubapi.com/forms/v2/forms \
  --header 'Authorization: Bearer <token>'

[
  {
    "portalId": 123,
    "guid": "<string>",
    "name": "<string>",
    "action": "<string>",
    "method": "<string>",
    "cssClass": "<string>",
    "redirect": "<string>",
    "submitText": "<string>",
    "followUpId": "<string>",
    "notifyRecipients": "<string>",
    "leadNurturingCampaignId": "<string>",
    "formFieldGroups": [
      {
        "fields": [
          {
            "name": "<string>",
            "label": "<string>",
            "type": "<string>",
            "fieldType": "<string>",
            "description": "<string>",
            "groupName": "<string>",
            "displayOrder": 123,
            "required": true,
            "selectedOptions": [
              "<string>"
            ],
            "options": [
              {}
            ],
            "validation": {
              "name": "<string>",
              "message": "<string>",
              "data": "<string>",
              "useDefaultBlockList": true,
              "blockedEmailAddresses": [
                "<string>"
              ]
            },
            "enabled": true,
            "hidden": true,
            "defaultValue": "<string>",
            "isSmartField": true,
            "unselectedLabel": "<string>",
            "placeholder": "<string>",
            "dependentFieldFilters": [
              {}
            ],
            "labelHidden": true,
            "propertyObjectType": "<string>",
            "metaData": [
              {}
            ],
            "objectTypeId": "<string>"
          }
        ],
        "default": true,
        "isSmartGroup": true,
        "richText": {
          "content": "<string>",
          "type": "<string>"
        },
        "isPageBreak": true
      }
    ],
    "createdAt": 123,
    "updatedAt": 123,
    "performableHtml": "<string>",
    "migratedFrom": "<string>",
    "ignoreCurrentValues": true,
    "metaData": [
      {}
    ],
    "deletable": true,
    "inlineMessage": "<string>",
    "tmsId": "<string>",
    "captchaEnabled": true,
    "campaignGuid": "<string>",
    "cloneable": true,
    "editable": true,
    "formType": "<string>",
    "deletedAt": 123,
    "themeName": "<string>",
    "parentId": 123,
    "style": "<string>",
    "isPublished": true,
    "publishAt": 123,
    "unpublishAt": 123,
    "publishedAt": 123,
    "customUid": "<string>",
    "createMarketableContact": true,
    "editVersion": 123,
    "thankYouMessageJson": "<string>",
    "themeColor": "<string>",
    "alwaysCreateNewCompany": true,
    "internalUpdatedAt": 123,
    "businessUnitId": 123,
    "portableKey": "<string>",
    "paymentSessionTemplateIds": [
      "<string>"
    ],
    "selectedExternalOptions": [
      {
        "referenceType": "<string>",
        "objectTypeId": "<string>",
        "propertyName": "<string>",
        "id": "<string>"
      }
    ],
    "embedVersion": "<string>"
  }
]