The Things Network / The Things Stack · Example Payload

The Things Stack Uplink Message Example

LoRaWANIoTInternet Of ThingsOpen SourceNetwork ServerLPWANTelemetrySensorsGatewaysConnectivityApache 2.0

The Things Stack Uplink Message Example is an example object payload from The Things Network / The Things Stack, with 4 top-level fields. It illustrates the shape of data this provider's APIs accept or return.

Top-level fields

end_device_idscorrelation_idsreceived_atuplink_message

Example Payload

Raw ↑ 
{
  "end_device_ids": {
    "device_id": "dev-eu868-01",
    "application_ids": { "application_id": "weather-stations" },
    "dev_eui": "70B3D57ED005B89A",
    "join_eui": "0000000000000001",
    "dev_addr": "260BABCD"
  },
  "correlation_ids": [
    "as:up:01HX6YGQ7E0V83YRZ7K4S5J4ZN",
    "gs:uplink:01HX6YGQ7AS3VTM5W5W36YV1F1"
  ],
  "received_at": "2026-05-25T13:42:11.412Z",
  "uplink_message": {
    "session_key_id": "AWNbm/4zfqx0jZ5q1NlBmw==",
    "f_port": 2,
    "f_cnt": 1834,
    "frm_payload": "ASsBKAAA",
    "decoded_payload": {
      "temperature_c": 29.9,
      "humidity_pct": 29.6,
      "battery_v": 3.62
    },
    "rx_metadata": [
      {
        "gateway_ids": { "gateway_id": "eui-aa555a0000000101", "eui": "AA555A0000000101" },
        "time": "2026-05-25T13:42:11.392Z",
        "timestamp": 3895211423,
        "rssi": -68,
        "channel_rssi": -68,
        "snr": 9.2,
        "location": { "latitude": 47.0, "longitude": 8.0, "altitude": 430, "source": "SOURCE_REGISTRY" }
      }
    ],
    "settings": {
      "data_rate": { "lora": { "bandwidth": 125000, "spreading_factor": 7 } },
      "coding_rate": "4/5",
      "frequency": "868100000",
      "timestamp": 3895211423
    },
    "received_at": "2026-05-25T13:42:11.412Z",
    "consumed_airtime": "0.061696s",
    "network_ids": { "net_id": "000013", "tenant_id": "ttn", "cluster_id": "eu1" }
  }
}