update-player-storage.c

IEnumerator UpdatePlayerStorage()
    {
        Debug.Log("Updating player color with player storage");

        using (UnityWebRequest webRequest = UnityWebRequest.Post(LootLocker.baseUrl + "v1/player/storage", ""))
        {
            // Set the header to authenticate the request, using our session token
            webRequest.SetRequestHeader("x-session-token", this.sessionToken);

            // Set header to let the server know we are sending JSON
            webRequest.SetRequestHeader("Content-Type", "application/json");

            Color32 randomColor = new Color32(
                Convert.ToByte(UnityEngine.Random.Range(0, 255)),
                Convert.ToByte(UnityEngine.Random.Range(0, 255)),
                Convert.ToByte(UnityEngine.Random.Range(0, 255)),
                255
            );

            string stringColor = randomColor.r + "," + randomColor.g + "," + randomColor.b;

            // Create the payload (Ugly workaround because JsonUtility doesn't support top level JSON arrays)
            string payload = "[";
            payload = payload + new PlayerStorageItem("somethingElse", "a value", 4).ToJSON();
            payload = payload + ",";
            payload = payload + new PlayerStorageItem("characterColor", stringColor, 11).ToJSON();
            payload = payload + "]";

            // Create an upload handler and turn the string into a byte array
            UploadHandler uploader = new UploadHandlerRaw(Encoding.ASCII.GetBytes(payload));
            webRequest.uploadHandler = uploader;

            // Send request and wait for the response
            yield return webRequest.SendWebRequest();

            // Check if request was successful or not
            if (webRequest.isNetworkError)
            {
                Debug.Log("Error: " + webRequest.error);
            }
            else
            {
                // Debug log the response from the server
                Debug.Log(webRequest.downloadHandler.text);
                HandlePlayerStorageResponse(webRequest.downloadHandler.text);
            }
        }
    }