Able to retrieve an access token. Next implement fetching all songs. I left a TODO.

app/src/main/cpp/SongRepository.h

@@ -0,0 +1,23 @@
+//
+// Created by brahmix on 10/3/19.
+//
+
+#ifndef MEAR_SONGREPOSITORY_H
+#define MEAR_SONGREPOSITORY_H
+
+#include <string>
+#include <vector>
+
+#include "model/Song.h"
+
+namespace repository {
+
+    class SongRepository {
+    public:
+        std::vector<model::Song> fetchSongs(const std::string&, const std::string&);
+    private:
+    };
+}
+
+
+#endif //MEAR_SONGREPOSITORY_H