https://docs.cloud.google.com/nodejs/docs/reference/dialogflow-cx/latest/dialogflow-cx/protos.google.cloud.dialogflow.cx.v3beta1.tool.authentication.oauthconfig.oauthgranttype
Enum protos.google.cloud.dialogflow.cx.v3beta1.Tool.Authentication.OAuthConfig.OauthGrantType...
google cloud dialogflow cxenumprotos