sts-userregister-welcome-email-body

/**
* Filter the welcome email text
*
* @since 1.0.0
*
* @param (string)     $welcome_mail_body     the email text
* @param (array)     $credentials         the login credentials
* @param (int)         $user_id             the user id
* @param (array)     $usermeta             the user meta
* @param (array)     $post_data             the post data
* @return (string)     $welcome_mail_body     the email text
*/

Alter the welcome email text.

If the function sts_action_ticket_create() creates a new user, this filter enables you to filter the welcome email.