in LogicAppsSampleTestFramework/TestFramework/TestEnvironment.cs [81:89]
public static string GetTriggerCallbackRequestUri(string flowName, string triggerName)
{
return string.Format(
"{0}/{1}/triggers/{2}/listCallbackUrl?api-version={3}",
TestEnvironment.ManagementWorkflowBaseUrl,
flowName,
triggerName,
TestEnvironment.EdgePreview20191001ApiVersion);
}