[
  {
    "name": "mqttserver",
    "type": "ACInput",
    "value": "mqtt.thingspeak.com",
    "placeholder": "MQTT broker server",
    "label": "Server"
  },
  {
    "name": "channelid",
    "type": "ACInput",
    "value": "",
    "label": "Channel ID"
  },
  {
    "name": "userkey",
    "type": "ACInput",
    "value": "",
    "label": "User Key"
  },
  {
    "name": "apikey",
    "type": "ACInput",
    "value": "",
    "label": "API Key"
  }
]