Add project files.

LeagueAPI/LeagueEvent.cs

@@ -0,0 +1,16 @@
+using System.Text.Json.Nodes;
+using System.Text.Json.Serialization;
+
+namespace LeagueAPI;
+
+public record class LcuApiEvent
+{
+    [JsonPropertyName("data")]
+    public JsonNode? Data { get; init; }
+    
+    [JsonPropertyName("eventType")]
+    public string? EventType { get; init; }
+
+    [JsonPropertyName("uri")]
+    public string? Uri { get; init; }
+}