diff --git a/dmp-backend/web/src/main/java/eu/eudat/models/data/user/components/datasetprofile/Field.java b/dmp-backend/web/src/main/java/eu/eudat/models/data/user/components/datasetprofile/Field.java
index 917d85542..6fe3c7741 100644
--- a/dmp-backend/web/src/main/java/eu/eudat/models/data/user/components/datasetprofile/Field.java
+++ b/dmp-backend/web/src/main/java/eu/eudat/models/data/user/components/datasetprofile/Field.java
@@ -17,6 +17,7 @@ import org.json.JSONObject;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import java.io.IOException;
 import java.util.Collection;
 import java.util.LinkedList;
 import java.util.List;
@@ -201,13 +202,10 @@ public class Field implements Comparable, PropertiesModelBuilder, ViewStyleDefin
     @Override
     public void fromJsonObject(Map<String, Object> properties) {
         try {
-            JSONArray jsonArray = new JSONArray(properties.get(this.id).toString());
-            List<String> stringList = new LinkedList<>();
-            for (int i = 0; i < jsonArray.length(); i++) {
-                stringList.add(jsonArray.getJSONObject(i).toString());
-            }
+            ObjectMapper mapper = new ObjectMapper();
+            List<String> stringList = mapper.readValue(properties.get(this.id).toString(), LinkedList.class);
             this.value = stringList;
-        } catch (JSONException | NullPointerException e) {
+        } catch (JSONException | NullPointerException | IOException e) {
             this.value = (String) properties.get(this.id);
         }
         this.multiplicityItems = new LinkedList<>();
@@ -231,7 +229,7 @@ public class Field implements Comparable, PropertiesModelBuilder, ViewStyleDefin
     @Override
     public void toMap(Map<String, Object> fieldValues) {
         if (this.value != null) {
-            if (this.viewStyle != null && this.viewStyle.getRenderStyle().equals("datasetIdentifier")) {
+            if ((this.viewStyle != null && this.viewStyle.getRenderStyle().equals("datasetIdentifier") || this.value instanceof Collection)) {
                 ObjectMapper mapper = new ObjectMapper();
                 String valueString = null;
                 try {
@@ -240,7 +238,7 @@ public class Field implements Comparable, PropertiesModelBuilder, ViewStyleDefin
                 } catch (JsonProcessingException e) {
                     logger.error(e.getMessage(), e);
                 }
-            } else if (this.value instanceof Collection) {
+            } /*else if (this.value instanceof Collection) {
                 Collection valueCollection = (Collection) this.value;
                 StringBuilder valueBuilder = new StringBuilder();
                 valueBuilder.append("[");
@@ -252,7 +250,7 @@ public class Field implements Comparable, PropertiesModelBuilder, ViewStyleDefin
                }
                valueBuilder.append("]");
                fieldValues.put(this.id, valueBuilder.toString());
-            } else {
+            }*/ else {
                 fieldValues.put(this.id, this.value.toString());
             }
         } else {