From 0f9cac331ee02e1b11fa87609ef729e8280df8af Mon Sep 17 00:00:00 2001
From: Dennis Eichhorn <spl1nes.com@googlemail.com>
Date: Wed, 9 Nov 2022 23:02:52 +0100
Subject: [PATCH] reduce serialization of null models

---
 Models/NullExchangeLog.php      | 8 ++++++++
 Models/NullExchangeSetting.php  | 8 ++++++++
 Models/NullInterfaceManager.php | 8 ++++++++
 3 files changed, 24 insertions(+)

diff --git a/Models/NullExchangeLog.php b/Models/NullExchangeLog.php
index f8b1663..91e2291 100755
--- a/Models/NullExchangeLog.php
+++ b/Models/NullExchangeLog.php
@@ -36,4 +36,12 @@ final class NullExchangeLog extends ExchangeLog
         $this->id = $id;
         parent::__construct();
     }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function jsonSerialize() : mixed
+    {
+        return ['id' => $this->id];
+    }
 }
diff --git a/Models/NullExchangeSetting.php b/Models/NullExchangeSetting.php
index 769d1cd..f10ddd5 100755
--- a/Models/NullExchangeSetting.php
+++ b/Models/NullExchangeSetting.php
@@ -35,4 +35,12 @@ final class NullExchangeSetting extends ExchangeSetting
     {
         $this->id = $id;
     }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function jsonSerialize() : mixed
+    {
+        return ['id' => $this->id];
+    }
 }
diff --git a/Models/NullInterfaceManager.php b/Models/NullInterfaceManager.php
index 2fa0ae8..f77b63d 100755
--- a/Models/NullInterfaceManager.php
+++ b/Models/NullInterfaceManager.php
@@ -36,4 +36,12 @@ final class NullInterfaceManager extends InterfaceManager
         $this->id = $id;
         parent::__construct();
     }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function jsonSerialize() : mixed
+    {
+        return ['id' => $this->id];
+    }
 }