Implemented FOSRestController

application/config/bundles.php

@@ -17,4 +17,5 @@ return [
     Knp\Bundle\MenuBundle\KnpMenuBundle::class => ['all' => true],
     FOS\UserBundle\FOSUserBundle::class => ['all' => true],
     FOS\RestBundle\FOSRestBundle::class => ['all' => true],
+    JMS\SerializerBundle\JMSSerializerBundle::class => ['all' => true],
 ];

application/config/packages/dev/jms_serializer.yaml

@@ -0,0 +1,7 @@
+jms_serializer:
+    visitors:
+        json:
+            options:
+                - JSON_PRETTY_PRINT
+                - JSON_UNESCAPED_SLASHES
+                - JSON_PRESERVE_ZERO_FRACTION

application/config/packages/jms_serializer.yaml

@@ -0,0 +1,13 @@
+jms_serializer:
+    visitors:
+        xml:
+            format_output: '%kernel.debug%'
+#    metadata:
+#        auto_detection: false
+#        directories:
+#            any-name:
+#                namespace_prefix: "My\\FooBundle"
+#                path: "@MyFooBundle/Resources/config/serializer"
+#            another-name:
+#                namespace_prefix: "My\\BarBundle"
+#                path: "@MyBarBundle/Resources/config/serializer"

application/config/packages/prod/jms_serializer.yaml

@@ -0,0 +1,6 @@
+jms_serializer:
+    visitors:
+        json:
+            options:
+                - JSON_UNESCAPED_SLASHES
+                - JSON_PRESERVE_ZERO_FRACTION