[
  {
    "name": "Valid",
    "id": "foo",
    "appliesTo": [
      "bpmn:ServiceTask"
    ],
    "properties": [
      {
        "label": "Sender",
        "type": "String",
        "value": "My Field Injection Value",
        "binding": {
          "type": "camunda:field",
          "name": "sender",
          "expression": false
        }
      }
    ]
  }
]