curl --request POST \
  --url https://api.hubapi.com/marketing-emails/v1/emails/{id}/clone \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "name": "<string>"
}'

{
  "ab": true,
  "abHoursToWait": 123,
  "abTestPercentage": 123,
  "abVariation": true,
  "absoluteUrl": "<string>",
  "allEmailCampaignIds": [
    123
  ],
  "analyticsPageId": "<string>",
  "analyticsPageType": "<string>",
  "archived": true,
  "author": "<string>",
  "authorAt": 123,
  "authorEmail": "<string>",
  "authorName": "<string>",
  "authorUserId": 123,
  "campaign": "<string>",
  "campaignName": "<string>",
  "campaignUtm": "<string>",
  "canSpamSettingsId": 123,
  "categoryId": 123,
  "contentTypeCategory": 123,
  "created": 123,
  "createdById": 123,
  "currentState": "<string>",
  "currentlyPublished": true,
  "domain": "<string>",
  "emailBody": "<string>",
  "emailNote": "<string>",
  "emailTemplateMode": "<string>",
  "emailType": "<string>",
  "emailbodyPlaintext": "<string>",
  "freezeDate": 123,
  "fromName": "<string>",
  "htmlTitle": "<string>",
  "id": 123,
  "isGraymailSuppressionEnabled": true,
  "isLocalTimezoneeSend": true,
  "isPublished": true,
  "isRecipientFatigueSuppressionEnabled": true,
  "lastEditSessionId": 123,
  "lastEditUpdateId": 123,
  "layoutSections": {},
  "leadFlowId": 123,
  "liveDomain": "<string>",
  "mailingListsExcluded": [
    123
  ],
  "mailingListsIncluded": [
    123
  ],
  "maxRssEntries": 123,
  "metaDescription": "<string>",
  "name": "<string>",
  "pageExpiryEnabled": true,
  "pageRedirected": true,
  "portalId": 123,
  "previewKey": "<string>",
  "processingStatus": "<string>",
  "publishDate": 123,
  "publishImmediately": true,
  "publishedUrl": "<string>",
  "replyTo": "<string>",
  "resolvedDomain": "<string>",
  "rssEmailByText": "<string>",
  "rssEmailClickThroughText": "<string>",
  "rssEmailCommentText": "<string>",
  "rssEmailEntryTemplateEnabled": true,
  "rssEmailImageMaxWidth": 123,
  "rssEmailUrl": "<string>",
  "slug": "<string>",
  "smartEmailFields": {},
  "state": "<string>",
  "styleSettings": {},
  "subcategory": "<string>",
  "subject": "<string>",
  "subscription": 123,
  "subscriptionName": "<string>",
  "teamPerms": [
    "<string>"
  ],
  "templatePath": "<string>",
  "transactional": true,
  "unpublishedAt": 123,
  "updated": 123,
  "updatedById": 123,
  "url": "<string>",
  "useRssHeadlineAsSubject": true,
  "userPerms": [
    "<string>"
  ],
  "vidsExcluded": [
    123
  ],
  "vidsIncluded": [
    123
  ],
  "widgets": {}
}