Messaging limit for your facebook ad campaigns

Since March 1st 2023, Whatsapp has updated on how conversations will be priced for 'Click-to-WhatsApp-Ads' or 'Call-To-Action-Buttons'.

• The current validity will expand from 24 hours to 72 hours if a user starts a discussion using "Click-to-WhatsApp-Ads" or "Call-To-Action-Buttons" in Facebook advertisements.
• This indicates that you will have 72 hours to interact with your users. and it is still considered to be a single dialogue throughout.