From 9fa521ffc9cc6cb9390760f36182db63795e82b6 Mon Sep 17 00:00:00 2001
From: Tuan Pham <103537251+phantumcode@users.noreply.github.com>
Date: Tue, 14 May 2024 11:45:09 -0500
Subject: [PATCH] fix(predictions): update liveness websocket send event to be
 synchronous (#3693)

---
 .../Liveness/Service/FaceLivenessSession.swift                  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/AmplifyPlugins/Predictions/AWSPredictionsPlugin/Liveness/Service/FaceLivenessSession.swift b/AmplifyPlugins/Predictions/AWSPredictionsPlugin/Liveness/Service/FaceLivenessSession.swift
index fa0ca0df9a..dfd57c1b1b 100644
--- a/AmplifyPlugins/Predictions/AWSPredictionsPlugin/Liveness/Service/FaceLivenessSession.swift
+++ b/AmplifyPlugins/Predictions/AWSPredictionsPlugin/Liveness/Service/FaceLivenessSession.swift
@@ -84,7 +84,7 @@ public final class FaceLivenessSession: LivenessService {
         _ event: LivenessEvent<T>,
         eventDate: @escaping () -> Date = Date.init
     ) {
-        livenessServiceDispatchQueue.async {
+        livenessServiceDispatchQueue.sync {
             let encodedPayload = self.eventStreamEncoder.encode(
                 payload: event.payload,
                 headers: [