diff --git a/core/include/Variable/Variable.h b/core/include/Variable/Variable.h
index 304cf58..ed1d3d7 100644
--- a/core/include/Variable/Variable.h
+++ b/core/include/Variable/Variable.h
@@ -22,7 +22,8 @@ class Variable : public QObject {
     Q_OBJECT
 
 public:
-    explicit Variable(const QString &name, const SqpDateTime &dateTime);
+    explicit Variable(const QString &name, const SqpDateTime &dateTime,
+                      const QVariantHash &metadata = {});
 
     QString name() const noexcept;
     SqpDateTime dateTime() const noexcept;
@@ -31,6 +32,8 @@ public:
     /// @return the data of the variable, nullptr if there is no data
     IDataSeries *dataSeries() const noexcept;
 
+    QVariantHash metadata() const noexcept;
+
     bool contains(const SqpDateTime &dateTime) const noexcept;
     bool intersect(const SqpDateTime &dateTime) const noexcept;
     bool isInside(const SqpDateTime &dateTime) const noexcept;
diff --git a/core/src/Variable/Variable.cpp b/core/src/Variable/Variable.cpp
index 08a1c71..4a66066 100644
--- a/core/src/Variable/Variable.cpp
+++ b/core/src/Variable/Variable.cpp
@@ -9,19 +9,21 @@
 Q_LOGGING_CATEGORY(LOG_Variable, "Variable")
 
 struct Variable::VariablePrivate {
-    explicit VariablePrivate(const QString &name, const SqpDateTime &dateTime)
-            : m_Name{name}, m_DateTime{dateTime}, m_DataSeries{nullptr}
+    explicit VariablePrivate(const QString &name, const SqpDateTime &dateTime,
+                             const QVariantHash &metadata)
+            : m_Name{name}, m_DateTime{dateTime}, m_Metadata{metadata}, m_DataSeries{nullptr}
     {
     }
 
     QString m_Name;
 
     SqpDateTime m_DateTime; // The dateTime available in the view and loaded. not the cache.
+    QVariantHash m_Metadata;
     std::unique_ptr<IDataSeries> m_DataSeries;
 };
 
-Variable::Variable(const QString &name, const SqpDateTime &dateTime)
-        : impl{spimpl::make_unique_impl<VariablePrivate>(name, dateTime)}
+Variable::Variable(const QString &name, const SqpDateTime &dateTime, const QVariantHash &metadata)
+        : impl{spimpl::make_unique_impl<VariablePrivate>(name, dateTime, metadata)}
 {
 }
 
@@ -67,6 +69,11 @@ IDataSeries *Variable::dataSeries() const noexcept
     return impl->m_DataSeries.get();
 }
 
+QVariantHash Variable::metadata() const noexcept
+{
+    return impl->m_Metadata;
+}
+
 bool Variable::contains(const SqpDateTime &dateTime) const noexcept
 {
     return impl->m_DateTime.contains(dateTime);