Facebook.IOSFacebook.AppEventsLogEvent C# (CSharp) Method

        public override void AppEventsLogEvent(
            string logEvent,
            float? valueToSum = null,
            Dictionary<string, object> parameters = null)
        {
            NativeDict dict = MarshallDict(parameters);
            if (valueToSum.HasValue)
            {
                iosFBAppEventsLogEvent(logEvent, valueToSum.Value, dict.numEntries, dict.keys, dict.vals);
            }
            else
            {
                iosFBAppEventsLogEvent(logEvent, 0.0, dict.numEntries, dict.keys, dict.vals);
            }
        }