diff --git a/src/main/java/org/gcube/informationsystem/resourceregistry/contexts/ResourceRegistryContextClientImpl.java b/src/main/java/org/gcube/informationsystem/resourceregistry/contexts/ResourceRegistryContextClientImpl.java
index 2e01923..34802aa 100644
--- a/src/main/java/org/gcube/informationsystem/resourceregistry/contexts/ResourceRegistryContextClientImpl.java
+++ b/src/main/java/org/gcube/informationsystem/resourceregistry/contexts/ResourceRegistryContextClientImpl.java
@@ -1,6 +1,7 @@
 package org.gcube.informationsystem.resourceregistry.contexts;
 
 import java.io.IOException;
+import java.io.UnsupportedEncodingException;
 import java.net.HttpURLConnection;
 import java.util.HashMap;
 import java.util.List;
@@ -12,13 +13,16 @@ import org.gcube.common.context.ContextUtility;
 import org.gcube.common.gxhttp.reference.GXConnection;
 import org.gcube.common.gxhttp.request.GXHTTPStringRequest;
 import org.gcube.common.http.GXHTTPUtility;
+import org.gcube.informationsystem.base.reference.IdentifiableElement;
 import org.gcube.informationsystem.contexts.reference.entities.Context;
+import org.gcube.informationsystem.model.reference.properties.Metadata;
 import org.gcube.informationsystem.resourceregistry.api.contexts.ContextCache;
 import org.gcube.informationsystem.resourceregistry.api.contexts.ContextCacheRenewal;
 import org.gcube.informationsystem.resourceregistry.api.exceptions.NotFoundException;
 import org.gcube.informationsystem.resourceregistry.api.exceptions.ResourceRegistryException;
 import org.gcube.informationsystem.resourceregistry.api.exceptions.contexts.ContextAlreadyPresentException;
 import org.gcube.informationsystem.resourceregistry.api.exceptions.contexts.ContextNotFoundException;
+import org.gcube.informationsystem.resourceregistry.api.rest.AccessPath;
 import org.gcube.informationsystem.resourceregistry.api.rest.ContextPath;
 import org.gcube.informationsystem.resourceregistry.api.rest.httputils.HTTPUtility;
 import org.gcube.informationsystem.serialization.ElementMapper;
@@ -40,7 +44,64 @@ public class ResourceRegistryContextClientImpl implements ResourceRegistryContex
 	
 	protected Map<String, String> headers;
 	
+	/**
+	 * Track if the client must request to include {@link Metadata} 
+	 */
+	protected boolean includeMeta;
+	
+	/**
+	 * Track if the client must request to include {@link Metadata} in all
+	 * {@link IdentifiableElement} or just in the root instance 
+	 */
+	protected boolean allMeta;
+	
 	protected ContextCache contextCache;
+
+	public boolean includeMeta() {
+		return includeMeta;
+	}
+
+	public void setIncludeMeta(boolean includeMeta) {
+		this.includeMeta = includeMeta;
+	}
+
+	public boolean allMeta() {
+		return allMeta;
+	}
+
+	public void setAllMeta(boolean allMeta) {
+		this.allMeta = allMeta;
+	}
+		
+	private void addOptionalQueryParameters(Map<String,String> queryParams) throws UnsupportedEncodingException {
+		addIncludeMeta(queryParams);
+		addIncludeAllMeta(queryParams);
+	}
+	
+	private GXHTTPStringRequest includeAdditionalQueryParameters(GXHTTPStringRequest gxHTTPStringRequest) throws UnsupportedEncodingException{
+		Map<String,String> queryParams = new HashMap<>();
+		return includeAdditionalQueryParameters(gxHTTPStringRequest, queryParams);
+	}
+	
+	private GXHTTPStringRequest includeAdditionalQueryParameters(GXHTTPStringRequest gxHTTPStringRequest, Map<String,String> queryParams) throws UnsupportedEncodingException{
+		if(queryParams==null) {
+			queryParams = new HashMap<>();
+		}
+		addOptionalQueryParameters(queryParams);
+		return gxHTTPStringRequest.queryParams(queryParams);
+	}
+	
+	private void addIncludeMeta(Map<String,String> queryParams) throws UnsupportedEncodingException{
+		if(includeMeta) {
+			queryParams.put(AccessPath.INCLUDE_META_QUERY_PARAMETER, Boolean.toString(includeMeta));
+		}
+	}
+	
+	private void addIncludeAllMeta(Map<String,String> queryParams) throws UnsupportedEncodingException{
+		if(allMeta) {
+			queryParams.put(AccessPath.INCLUDE_META_IN_ALL_INSTANCES_QUERY_PARAMETER, Boolean.toString(allMeta));
+		}
+	}
 	
 	protected ContextCacheRenewal contextCacheRenewal = new ContextCacheRenewal() {
 		
@@ -72,6 +133,8 @@ public class ResourceRegistryContextClientImpl implements ResourceRegistryContex
 	public ResourceRegistryContextClientImpl(String address, boolean sharedContextCache) {
 		this.address = address;
 		this.headers = new HashMap<>();
+		this.includeMeta = false;
+		this.allMeta = false;
 		if(sharedContextCache) {
 			contextCache = ContextCache.getInstance();
 		}else {
@@ -96,6 +159,8 @@ public class ResourceRegistryContextClientImpl implements ResourceRegistryContex
 			gxHTTPStringRequest.header(ACCEPT_HTTP_HEADER_KEY, GXConnection.APPLICATION_JSON_CHARSET_UTF_8);
 			gxHTTPStringRequest.path(ContextPath.CONTEXTS_PATH_PART);
 			
+			includeAdditionalQueryParameters(gxHTTPStringRequest);
+			
 			HttpURLConnection httpURLConnection = gxHTTPStringRequest.get();
 			String all = HTTPUtility.getResponse(String.class, httpURLConnection);
 			
@@ -135,6 +200,8 @@ public class ResourceRegistryContextClientImpl implements ResourceRegistryContex
 			gxHTTPStringRequest.path(ContextPath.CONTEXTS_PATH_PART);
 			gxHTTPStringRequest.path(uuid.toString());
 			
+			includeAdditionalQueryParameters(gxHTTPStringRequest);
+			
 			HttpURLConnection httpURLConnection = gxHTTPStringRequest.put(contextString);
 			String c = HTTPUtility.getResponse(String.class, httpURLConnection);
 			
@@ -272,6 +339,8 @@ public class ResourceRegistryContextClientImpl implements ResourceRegistryContex
 			gxHTTPStringRequest.path(ContextPath.CONTEXTS_PATH_PART);
 			gxHTTPStringRequest.path(uuid);
 			
+			includeAdditionalQueryParameters(gxHTTPStringRequest);
+			
 			HttpURLConnection httpURLConnection = gxHTTPStringRequest.get();
 			String c = HTTPUtility.getResponse(String.class, httpURLConnection);
 			
@@ -299,6 +368,8 @@ public class ResourceRegistryContextClientImpl implements ResourceRegistryContex
 			gxHTTPStringRequest.path(ContextPath.CONTEXTS_PATH_PART);
 			gxHTTPStringRequest.path(uuid.toString());
 			
+			includeAdditionalQueryParameters(gxHTTPStringRequest);
+			
 			HttpURLConnection httpURLConnection = gxHTTPStringRequest.put(contextString);
 			String c = HTTPUtility.getResponse(String.class, httpURLConnection);