Rasa CE Rest access challenges

I have al ready built my bot. I have installed the rasa x CE. I have uploaded my model. I have a chatbox on my website How do i call rasa x CE rest api in order to get model predictions?

Please help

I think you might actually be looking for this Messaging and Voice Channels

sorry about my low lying questions. After installing Rasa CE and uploading my model, when post to http://xx.xx.xx.5.216:5005/webhooks/rest/webhook, this is what i get