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In order for this functionality to perform properly, the Google Agent must be deployed. For steps to deploy your Google Agent please refer How to Publish the interaction model to Dialogflow?
In the Experience Designer, the user must have the Flow Manager flow with Flow Group intent set for their existing projects. More info on Flow Manager setup is here 3.3.5 Flow Manager Node
You can import a sample Flow Manager flow by accessing Experience Designer> Hamburger Menu> Import> Built-in> OrbitaFlows> Flow ManagerThe Experience Designer flows will be configured automatically for new projects.
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