What are the character limits with media message templates?

These are the character limits applied to message templates:

Header

  • Caption is limited to 256 characters, text is limited to 60 characters.
     

Body

  • For media message templates, these cannot exceed 1024 characters, while standard templates are limited to 4096 characters.
  • When requesting the template the body is restricted to 1024 characters (parameters {{n}} count as 1 character).

Footer 

  • Limited to 60 characters Buttons 
  • Caption is limited to 20 characters, while payload for the quick replies is 256 characters.