Sending buttons in facebook channels using bot


I activate facebook with rocket chat after that i used a bot to reply to messages from facebook page but the buttons doesn’t appear in the chat …how i can do that ? …thanks in advance

Server Setup Information

  • Version of Rocket.Chat Server: 3.6.0
  • Operating System: Linux
  • Deployment Method: docker
  • Number of Running Instances: 1
  • DB Replicaset Oplog: Enabled
  • NodeJS Version: v12.16.1
  • MongoDB Version: 4.0.20
  • Proxy: nginx
  • Firewalls involved:

Any additional Information