Update README.md

README.md

@@ -16,6 +16,8 @@ Planned:
 
 
 
+
+
 API Server running on Port `3000`
 
 API Calls:
@@ -24,6 +26,51 @@ API Calls:
 
 | GET `/api/message/status/<id>` - fetches the current Message Data(DeliveryLog, Payload, etc.)
 
+| GET `/api/device/:` - Lists all Device IDs
+
+| GET `/api/device/<DeviceType>:<ID>` - Returns the Device State.
+
+Example:
+> /api/device/birdyslim:test333
+```json
+{
+  "lastSeen": "2021-03-30T10:01:24.988Z",
+  "rssi": 34,
+  "lastLoRaPacket": {
+    "end_device_ids": {
+      "device_id": "test333",
+      "application_ids": {
+        "application_id": "birdy-slim-iot"
+      }
+    },
+    "correlation_ids": [ ... ],
+    "received_at": "2021-03-30T10:01:24.988088037Z",
+    "uplink_message": {
+      "f_port": 5,
+      "frm_payload": "AB4z1wBKLDEQ",
+      "decoded_payload": {
+        "lastGPSAcquisition": 16,
+        "latitude": 19.79351,
+        "longitude": 48.60977,
+        "type": "gps"
+      },
+      "settings": {
+        "data_rate": {}
+      },
+      "received_at": "0001-01-01T00:00:00Z"
+    },
+    "simulated": true
+  },
+  "gps": {
+    "gps": {
+      "lastGPSAcquisition": 16,
+      "latitude": 19.79351,
+      "longitude": 48.60977
+    }
+  }
+}
+```
+
 | POST `/api/message/advanced` - Creates a new Message and starts delivering it, returns the Message ID. HTTP Body is a JSON Object. for example:
 ```json
 {