diff --git a/src/main/java/org/gcube/resourcemanagement/model/reference/entities/resources/Actor.java b/src/main/java/org/gcube/resourcemanagement/model/reference/entities/resources/Actor.java
index c067864..c5c468e 100644
--- a/src/main/java/org/gcube/resourcemanagement/model/reference/entities/resources/Actor.java
+++ b/src/main/java/org/gcube/resourcemanagement/model/reference/entities/resources/Actor.java
@@ -5,16 +5,15 @@ package org.gcube.resourcemanagement.model.reference.entities.resources;
 
 import org.gcube.com.fasterxml.jackson.databind.annotation.JsonDeserialize;
 import org.gcube.informationsystem.types.annotations.Abstract;
+import org.gcube.informationsystem.types.annotations.RelatedResourcesEntry;
 import org.gcube.informationsystem.types.annotations.ResourceSchema;
 import org.gcube.informationsystem.types.annotations.ResourceSchemaEntry;
-import org.gcube.informationsystem.types.annotations.RelatedResourcesEntry;
 import org.gcube.informationsystem.types.reference.Change;
 import org.gcube.informationsystem.types.reference.TypeMetadata;
 import org.gcube.informationsystem.utils.Version;
 import org.gcube.resourcemanagement.model.impl.entities.resources.ActorImpl;
 import org.gcube.resourcemanagement.model.reference.entities.facets.ContactFacet;
 import org.gcube.resourcemanagement.model.reference.entities.facets.ContactReferenceFacet;
-import org.gcube.resourcemanagement.model.reference.relations.consistsof.HasContact;
 import org.gcube.resourcemanagement.model.reference.relations.consistsof.IsIdentifiedBy;
 import org.gcube.resourcemanagement.model.reference.relations.isrelatedto.BelongsTo;
 import org.gcube.resourcemanagement.model.reference.relations.isrelatedto.Involves;