diff --git a/playground/dan/sending-messages/process_model.json b/playground/dan/sending-messages/process_model.json
index 7103ecf7..04fd12bc 100644
--- a/playground/dan/sending-messages/process_model.json
+++ b/playground/dan/sending-messages/process_model.json
@@ -4,6 +4,6 @@
     "exception_notification_addresses": [],
     "fault_or_suspend_on_exception": "fault",
     "metadata_extraction_paths": null,
-    "primary_file_name": null,
-    "primary_process_id": null
+    "primary_file_name": "send_message.bpmn",
+    "primary_process_id": "Process_4tr28d0"
 }
\ No newline at end of file
diff --git a/playground/dan/sending-messages/send_message.bpmn b/playground/dan/sending-messages/send_message.bpmn
new file mode 100644
index 00000000..dba3375c
--- /dev/null
+++ b/playground/dan/sending-messages/send_message.bpmn
@@ -0,0 +1,73 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" id="Definitions_96f6665" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="3.0.0-dev">
+  <bpmn:collaboration id="Collaboration_1lluqdv">
+    <bpmn:participant id="Participant_19k0g55" processRef="Process_4tr28d0" />
+  </bpmn:collaboration>
+  <bpmn:process id="Process_4tr28d0" isExecutable="true">
+    <bpmn:startEvent id="StartEvent_1">
+      <bpmn:outgoing>Flow_16m5hyn</bpmn:outgoing>
+    </bpmn:startEvent>
+    <bpmn:intermediateThrowEvent id="Event_0mm8zxv">
+      <bpmn:incoming>Flow_0vwvtz0</bpmn:incoming>
+      <bpmn:outgoing>Flow_0afh5xu</bpmn:outgoing>
+    </bpmn:intermediateThrowEvent>
+    <bpmn:sequenceFlow id="Flow_16m5hyn" sourceRef="StartEvent_1" targetRef="Activity_1bhxjrn" />
+    <bpmn:sequenceFlow id="Flow_1m887ko" sourceRef="Activity_1bhxjrn" targetRef="Event_1vzn040" />
+    <bpmn:sequenceFlow id="Flow_0vwvtz0" sourceRef="Event_1vzn040" targetRef="Event_0mm8zxv" />
+    <bpmn:sequenceFlow id="Flow_0afh5xu" sourceRef="Event_0mm8zxv" targetRef="Event_10fdmul" />
+    <bpmn:endEvent id="Event_10fdmul">
+      <bpmn:incoming>Flow_0afh5xu</bpmn:incoming>
+    </bpmn:endEvent>
+    <bpmn:scriptTask id="Activity_1bhxjrn">
+      <bpmn:incoming>Flow_16m5hyn</bpmn:incoming>
+      <bpmn:outgoing>Flow_1m887ko</bpmn:outgoing>
+      <bpmn:script>body = {
+    "name": "Funky Freddie",
+    "passtime": "Shreddin the Axe"
+}</bpmn:script>
+    </bpmn:scriptTask>
+    <bpmn:intermediateThrowEvent id="Event_1vzn040">
+      <bpmn:incoming>Flow_1m887ko</bpmn:incoming>
+      <bpmn:outgoing>Flow_0vwvtz0</bpmn:outgoing>
+      <bpmn:messageEventDefinition id="MessageEventDefinition_0s7rod1" />
+    </bpmn:intermediateThrowEvent>
+  </bpmn:process>
+  <bpmndi:BPMNDiagram id="BPMNDiagram_1">
+    <bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="Collaboration_1lluqdv">
+      <bpmndi:BPMNShape id="Participant_19k0g55_di" bpmnElement="Participant_19k0g55" isHorizontal="true">
+        <dc:Bounds x="-260" y="-90" width="600" height="250" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
+        <dc:Bounds x="-188" y="22" width="36" height="36" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Event_0mm8zxv_di" bpmnElement="Event_0mm8zxv">
+        <dc:Bounds x="152" y="22" width="36" height="36" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Event_10fdmul_di" bpmnElement="Event_10fdmul">
+        <dc:Bounds x="242" y="22" width="36" height="36" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_015xqov_di" bpmnElement="Activity_1bhxjrn">
+        <dc:Bounds x="-100" y="0" width="100" height="80" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Event_0lpshg8_di" bpmnElement="Event_1vzn040">
+        <dc:Bounds x="62" y="22" width="36" height="36" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNEdge id="Flow_16m5hyn_di" bpmnElement="Flow_16m5hyn">
+        <di:waypoint x="-152" y="40" />
+        <di:waypoint x="-100" y="40" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_1m887ko_di" bpmnElement="Flow_1m887ko">
+        <di:waypoint x="0" y="40" />
+        <di:waypoint x="62" y="40" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_0vwvtz0_di" bpmnElement="Flow_0vwvtz0">
+        <di:waypoint x="98" y="40" />
+        <di:waypoint x="152" y="40" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_0afh5xu_di" bpmnElement="Flow_0afh5xu">
+        <di:waypoint x="188" y="40" />
+        <di:waypoint x="242" y="40" />
+      </bpmndi:BPMNEdge>
+    </bpmndi:BPMNPlane>
+  </bpmndi:BPMNDiagram>
+</bpmn:definitions>