diff --git a/go/server.go b/go/server.go
index ae06188..a3e17ed 100644
--- a/go/server.go
+++ b/go/server.go
@@ -8,7 +8,6 @@
 package main
 
 import (
-	"encoding/json"
 	"flag"
 	"log"
 	"net/http"
@@ -24,20 +23,6 @@ var upgrader = websocket.Upgrader{
 	WriteBufferSize: 2048,
 }
 
-type Pixel struct {
-	X         uint16 `json:"x"`
-	Y         uint16 `json:"y"`
-	Color     uint8  `json:"color"`
-	Timestamp int64  `json:"timestamp"`
-	UserID    uint64 `json:"userid"`
-}
-
-func JsonToStruct(input []byte) Pixel {
-	pixel := Pixel{}
-	json.Unmarshal(input, &pixel)
-	return pixel
-}
-
 func serve(w http.ResponseWriter, r *http.Request) {
 	c, err := upgrader.Upgrade(w, r, nil)
 	if err != nil {
diff --git a/go/util.go b/go/util.go
index 33b6e44..4662bf4 100644
--- a/go/util.go
+++ b/go/util.go
@@ -8,7 +8,7 @@ type Pixel struct {
 	X         uint16 `json:"x"`
 	Y         uint16 `json:"y"`
 	Color     uint8  `json:"color"`
-	Timestamp uint64 `json:"timestamp"`
+	Timestamp int64  `json:"timestamp"`
 	UserID    uint64 `json:"userid"`
 }