sample-process-models/misc/qa/forms/test-auto-complete-1/test-auto-complete-1-uischema.json

{
  "city": {
    "ui:widget": "typeahead",
    "ui:options": {
      "category": "cities",
      "itemFormat": "{name} ({state}, {country})"
    },
    "ui:help": "Start typing the city...",
    "ui:placeholder": "Start typing the city here"
  }
}