Event-Driven Kafka Architecture Diagram

{
 "schema_version": 1,
 "diagram_type": "architecture",
 "meta": {
  "title": "event driven architecture: producers publish to kafka topics"
 },
 "components": [
  {
   "id": "n1",
   "type": "backend",
   "label": "event driven architecture: producers pub",
   "pos": [
    40,
    300
   ],
   "size": [
    340,
    60
   ]
  },
  {
   "id": "n2",
   "type": "messagebus",
   "label": "kafka topics",
   "pos": [
    450,
    300
   ],
   "size": [
    150,
    60
   ]
  },
  {
   "id": "n3",
   "type": "backend",
   "label": "consumer groups process events",
   "pos": [
    670,
    300
   ],
   "size": [
    268,
    60
   ]
  },
  {
   "id": "n4",
   "type": "messagebus",
   "label": "dead letter queue for failures",
   "pos": [
    1008,
    300
   ],
   "size": [
    268,
    60
   ]
  },
  {
   "id": "n5",
   "type": "backend",
   "label": "clickhouse for analytics",
   "pos": [
    1346,
    300
   ],
   "size": [
    223,
    60
   ]
  }
 ],
 "connections": [
  {
   "from": "n1",
   "to": "n2"
  },
  {
   "from": "n2",
   "to": "n3"
  },
  {
   "from": "n3",
   "to": "n4"
  },
  {
   "from": "n4",
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