{
    "mqtt": {
        "username": "hdp-user",
        "password": "password",
        "host": "ip-172-31-24-159.us-west-1.compute.internal",
        "port": 1883,
        "topic": "sensors"
    },
    "misc": {
        "interval_ms": 1000,
        "verbose": true
    }
}