public void Postback_WithDeviceId_AddsDeviceIdToQueryString()
{
var api = GetApi();
var deviceId = "blahblah";
var expectedUrl = GetExpectedUrl("metrics", "postback");
expectedUrl += "&deviceId=" + deviceId;
api.Metrics.UploadPluginData(deviceId, null);
RequestClientMock.Verify(x => x.Post(expectedUrl, It.IsAny<string>()));
}