How to Update Entity using usd framwork via GlobalManager

I have getting no error using this code but also not update entity

string data = "logicalname=account" + Environment.NewLine + "telephone1="+txtPhone.Text+
Environment.NewLine+ "emailaddress1="+txtemail.Text+Environment.NewLine+ "id=" + Guid.Parse("d6a3d458-8cef-e611-80db-3863bb349b40").ToString();

RequestActionEventArgs request = new RequestActionEventArgs("CRM Global Manager", "UpdateEntity", data);

FireRequestAction(request);