diff --git a/misc/service-tests/get-external-data/which-external-data.dmn b/misc/service-tests/get-external-data/which-external-data.dmn
new file mode 100644
index 00000000..b63f7435
--- /dev/null
+++ b/misc/service-tests/get-external-data/which-external-data.dmn
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<definitions xmlns="https://www.omg.org/spec/DMN/20191111/MODEL/" xmlns:dmndi="https://www.omg.org/spec/DMN/20191111/DMNDI/" xmlns:dc="http://www.omg.org/spec/DMN/20180521/DC/" id="Definitions_76910d7" name="DRD" namespace="http://camunda.org/schema/1.0/dmn">
+  <decision id="Which_External_Data" name="Which External Data">
+    <decisionTable id="decisionTable_1">
+      <input id="input_1" label="Process Model Identifier">
+        <inputExpression id="inputExpression_1" typeRef="string">
+          <text>process_model_identifier</text>
+        </inputExpression>
+      </input>
+      <output id="output_1" typeRef="string" />
+    </decisionTable>
+  </decision>
+  <dmndi:DMNDI>
+    <dmndi:DMNDiagram id="DMNDiagram_1cykosu">
+      <dmndi:DMNShape id="DMNShape_1dhfq2s" dmnElementRef="Which_External_Data">
+        <dc:Bounds height="80" width="180" x="157" y="151" />
+      </dmndi:DMNShape>
+    </dmndi:DMNDiagram>
+  </dmndi:DMNDI>
+</definitions>