Dialogflow has deprecated the standard integration with Twilio and a few other platforms so users are to use this open-source integration to integrate their Dialogflow with Twilio and Whatsapp
here. Please follow the instructions at the
GitHub repository to continue using these integrations. You can also find another step by step instructions
here by a third party.
In case the above workarounds does not resolve the issue and there are any technical issues or you would like to request any feature regarding Google Cloud Platform you can report it at the Public Issues by selecting the right component
here. If you need to select any project specific information please select the private component of the Public Issue so that the information is not visible to the public. After that a Google Cloud Platform support agent would assist you.
Please also note that Google Groups forum is meant for general discussion of the platform, not specific technical issues. You can find more info about Community Support Overview on Google Groups
here.
I can see that you have shared your project specific and sensitive information here publicly. Please refrain from doing it in the future as it may be harmful to you.