Parameters

$subject

(string) The email subject.

$sitename

(string) The name of the site.

$email_data

(array) Data relating to the account action email.

• 'request'
  (WP_User_Request) User request object.
• 'expiration'
  (int) The time in seconds until the export file expires.
• 'expiration_date'
  (string) The localized date and time when the export file expires.
• 'message_recipient'
  (string) The address that the email will be sent to. Defaults to the value of $request->email, but can be changed by the wp_privacy_personal_data_email_to filter.
• 'export_file_url'
  (string) The export file URL.
• 'sitename'
  (string) The site name sending the mail.
• 'siteurl'
  (string) The site URL sending the mail.