in requests.go [280:290]
func (req *WebhookRequest) GetSessionParameter(key string) (any, bool) {
// Check if SessionInfo Parameters is nil.
if req.SessionInfo == nil {
return nil, false
}
if req.SessionInfo.Parameters == nil {
return nil, false
}
pv, ok := req.SessionInfo.Parameters[key]
return protoToAny(pv), ok
}