diff --git a/diagrams.drawio b/diagrams.drawio
index f5425aa..8360959 100644
--- a/diagrams.drawio
+++ b/diagrams.drawio
@@ -1,4 +1,4 @@
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+<mxfile host="app.diagrams.net" modified="2021-08-18T10:21:00.080Z" agent="5.0 (X11)" etag="ltfmbbDTPi2W6MGe9AVY" version="14.9.7" type="github" pages="10">
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       <root>
@@ -498,6 +498,12 @@
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           <mxGeometry x="362.5" y="235" width="45" height="30" as="geometry" />
         </mxCell>
+        <mxCell id="MLdbu4W5Rm1iVZ_OZZ4--16" value="Resource" style="text;html=1;align=center;verticalAlign=middle;resizable=0;points=[];autosize=1;strokeColor=none;" vertex="1" parent="U30W5CIyJaaB-GndnXz_-1">
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+        </mxCell>
+        <mxCell id="MLdbu4W5Rm1iVZ_OZZ4--17" value="Time Interval" style="text;html=1;align=center;verticalAlign=middle;resizable=0;points=[];autosize=1;strokeColor=none;rotation=-90;" vertex="1" parent="U30W5CIyJaaB-GndnXz_-1">
+          <mxGeometry x="-20" y="160" width="80" height="20" as="geometry" />
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       </root>
     </mxGraphModel>
   </diagram>