If you receive duplicate messages, the Twitter account you are using for testing may be the same as the one you synced. Try sending a message from another Twitter account.
Use a live domain, localhost is not supported.
When a message is received from a Twitter user you may send up to 5 messages in response within a 24 hour window. No messages can be sent after 24 hours of receiving the Twitter message.
You can send maximum 3 or 4 attachments depending by the media type.
The following EBOT365 rich messages are not supported: images slider, slider, card.