diff --git a/record-api-model/src/main/java/eu/europeana/api/record/io/RecordIOConfig.java b/record-api-model/src/main/java/eu/europeana/api/record/io/RecordIOConfig.java
index 6db3b1a..fd0475a 100644
--- a/record-api-model/src/main/java/eu/europeana/api/record/io/RecordIOConfig.java
+++ b/record-api-model/src/main/java/eu/europeana/api/record/io/RecordIOConfig.java
@@ -1,6 +1,5 @@
 package eu.europeana.api.record.io;
 
-
 import com.fasterxml.jackson.annotation.JsonAutoDetect;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.module.SimpleModule;
diff --git a/record-api-model/src/main/java/eu/europeana/api/record/io/json/CompactSerializer.java b/record-api-model/src/main/java/eu/europeana/api/record/io/json/CompactSerializer.java
index f877a23..7a058fa 100755
--- a/record-api-model/src/main/java/eu/europeana/api/record/io/json/CompactSerializer.java
+++ b/record-api-model/src/main/java/eu/europeana/api/record/io/json/CompactSerializer.java
@@ -1,6 +1,3 @@
-/**
- * 
- */
 package eu.europeana.api.record.io.json;
 
 import com.fasterxml.jackson.core.JsonGenerator;
@@ -20,8 +17,6 @@
  */
 public class CompactSerializer extends JsonSerializer<Object> {
 
-    public static final CompactSerializer INSTANCE = new CompactSerializer();
-
     public boolean isEmpty(SerializerProvider provider, Object value) {
         if (value == null ) { return true; }
         if ( value instanceof Collection ) { return ((Collection)value).isEmpty(); }
diff --git a/record-api-model/src/main/java/eu/europeana/api/record/io/json/Context.java b/record-api-model/src/main/java/eu/europeana/api/record/io/json/Context.java
index 7e35d3c..98a337e 100755
--- a/record-api-model/src/main/java/eu/europeana/api/record/io/json/Context.java
+++ b/record-api-model/src/main/java/eu/europeana/api/record/io/json/Context.java
@@ -1,14 +1,10 @@
-/**
- * 
- */
 package eu.europeana.api.record.io.json;
 
 /**
  * @author Hugo
  * @since 15 Sep 2023
  */
-public class Context
-{
+public class Context {
     private String base;
 
     public Context(String uri) { base = uri; }
diff --git a/record-api-model/src/main/java/eu/europeana/api/record/io/json/ContextSerializer.java b/record-api-model/src/main/java/eu/europeana/api/record/io/json/ContextSerializer.java
index 6127bfd..4a38a45 100755
--- a/record-api-model/src/main/java/eu/europeana/api/record/io/json/ContextSerializer.java
+++ b/record-api-model/src/main/java/eu/europeana/api/record/io/json/ContextSerializer.java
@@ -1,6 +1,3 @@
-/**
- * 
- */
 package eu.europeana.api.record.io.json;
 
 import com.fasterxml.jackson.core.JsonGenerator;
diff --git a/record-api-model/src/main/java/eu/europeana/api/record/io/json/DatatypeSerializer.java b/record-api-model/src/main/java/eu/europeana/api/record/io/json/DatatypeSerializer.java
index 1395492..76961e5 100755
--- a/record-api-model/src/main/java/eu/europeana/api/record/io/json/DatatypeSerializer.java
+++ b/record-api-model/src/main/java/eu/europeana/api/record/io/json/DatatypeSerializer.java
@@ -1,6 +1,3 @@
-/**
- * 
- */
 package eu.europeana.api.record.io.json;
 
 import com.fasterxml.jackson.core.JsonGenerator;
diff --git a/record-api-model/src/main/java/eu/europeana/api/record/io/json/EDMClassReferenceSerializer.java b/record-api-model/src/main/java/eu/europeana/api/record/io/json/EDMClassReferenceSerializer.java
index 592d6d9..26ae9a1 100755
--- a/record-api-model/src/main/java/eu/europeana/api/record/io/json/EDMClassReferenceSerializer.java
+++ b/record-api-model/src/main/java/eu/europeana/api/record/io/json/EDMClassReferenceSerializer.java
@@ -1,6 +1,3 @@
-/**
- * 
- */
 package eu.europeana.api.record.io.json;
 
 import com.fasterxml.jackson.core.JsonGenerator;
diff --git a/record-api-model/src/main/java/eu/europeana/api/record/io/json/FullTextResourceSerializer.java b/record-api-model/src/main/java/eu/europeana/api/record/io/json/FullTextResourceSerializer.java
index 2357a4b..3920e86 100755
--- a/record-api-model/src/main/java/eu/europeana/api/record/io/json/FullTextResourceSerializer.java
+++ b/record-api-model/src/main/java/eu/europeana/api/record/io/json/FullTextResourceSerializer.java
@@ -1,6 +1,3 @@
-/**
- * 
- */
 package eu.europeana.api.record.io.json;
 
 import com.fasterxml.jackson.core.JsonGenerator;
diff --git a/record-api-model/src/main/java/eu/europeana/api/record/io/json/LanguageMapArraySerializer.java b/record-api-model/src/main/java/eu/europeana/api/record/io/json/LanguageMapArraySerializer.java
index 60072ae..6834ade 100755
--- a/record-api-model/src/main/java/eu/europeana/api/record/io/json/LanguageMapArraySerializer.java
+++ b/record-api-model/src/main/java/eu/europeana/api/record/io/json/LanguageMapArraySerializer.java
@@ -1,6 +1,3 @@
-/**
- * 
- */
 package eu.europeana.api.record.io.json;
 
 import com.fasterxml.jackson.core.JsonGenerator;
diff --git a/record-api-model/src/main/java/eu/europeana/api/record/io/json/LanguageMapSerializer.java b/record-api-model/src/main/java/eu/europeana/api/record/io/json/LanguageMapSerializer.java
index 85f22b8..38c2b74 100755
--- a/record-api-model/src/main/java/eu/europeana/api/record/io/json/LanguageMapSerializer.java
+++ b/record-api-model/src/main/java/eu/europeana/api/record/io/json/LanguageMapSerializer.java
@@ -1,6 +1,3 @@
-/**
- * 
- */
 package eu.europeana.api.record.io.json;
 
 import com.fasterxml.jackson.core.JsonGenerator;
diff --git a/record-api-model/src/main/java/eu/europeana/api/record/io/json/ObjectReferenceSerializer.java b/record-api-model/src/main/java/eu/europeana/api/record/io/json/ObjectReferenceSerializer.java
index 468446c..a2d128c 100755
--- a/record-api-model/src/main/java/eu/europeana/api/record/io/json/ObjectReferenceSerializer.java
+++ b/record-api-model/src/main/java/eu/europeana/api/record/io/json/ObjectReferenceSerializer.java
@@ -1,6 +1,3 @@
-/**
- * 
- */
 package eu.europeana.api.record.io.json;
 
 import com.fasterxml.jackson.core.JsonGenerator;
diff --git a/record-api-web/src/main/java/eu/europeana/api/record/config/JsonLdSerializationConfig.java b/record-api-web/src/main/java/eu/europeana/api/record/config/JsonLdSerializationConfig.java
deleted file mode 100644
index 7ea6500..0000000
--- a/record-api-web/src/main/java/eu/europeana/api/record/config/JsonLdSerializationConfig.java
+++ /dev/null
@@ -1,52 +0,0 @@
-package eu.europeana.api.record.config;
-
-import static com.fasterxml.jackson.annotation.JsonAutoDetect.Visibility.NONE;
-import com.fasterxml.jackson.annotation.JsonInclude;
-import com.fasterxml.jackson.databind.DeserializationFeature;
-import com.fasterxml.jackson.databind.ObjectMapper;
-import com.fasterxml.jackson.module.jaxb.JaxbAnnotationModule;
-import eu.europeana.api.config.AppConfigConstants;
-import org.springframework.context.annotation.Bean;
-import org.springframework.context.annotation.Configuration;
-import org.springframework.context.annotation.Primary;
-import org.springframework.http.converter.json.Jackson2ObjectMapperBuilder;
-
-import java.text.DateFormat;
-import java.text.SimpleDateFormat;
-
-@Configuration
-public class JsonLdSerializationConfig {
-
-    private final DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSXX");
-//
-//    @Primary
-//    @Bean(AppConfigConstants.BEAN_JSON_MAPPER)
-//    public ObjectMapper mapper() {
-//        ObjectMapper mapper =
-//                new Jackson2ObjectMapperBuilder()
-//                        .defaultUseWrapper(false)
-//                        .dateFormat(dateFormat)
-//                        .featuresToEnable(DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS)
-//                        .serializationInclusion(JsonInclude.Include.NON_NULL)
-//                        .build();
-//
-//        mapper.setVisibility(
-//                mapper.getVisibilityChecker()
-//                        .withCreatorVisibility(NONE)
-//                        .withFieldVisibility(NONE)
-//                        .withGetterVisibility(NONE)
-//                        .withIsGetterVisibility(NONE)
-//                        .withSetterVisibility(NONE));
-//        mapper.findAndRegisterModules();
-//
-//        return mapper;
-//    }
-//
-//
-//    @Bean
-//    public com.fasterxml.jackson.databind.Module jaxbAnnotationModule() {
-//        return new JaxbAnnotationModule();
-//    }
-
-
-}