diff --git a/samples/browser/package-lock.json b/samples/browser/package-lock.json
index 46f0f39b3..ba9e1a6af 100644
--- a/samples/browser/package-lock.json
+++ b/samples/browser/package-lock.json
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+			"version": "5.1.0",
+			"resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-5.1.0.tgz",
+			"integrity": "sha512-QC1/iN/2/RPVJ5jYK8BGttj5z83LmSKmvbvrXPNCLZSEb32KKVDJDl/MOt2N01qU2H/FkzEa9PKto1BqDjtd7Q==",
 			"dev": true,
 			"requires": {
-				"string-width": "^1.0.1",
-				"strip-ansi": "^3.0.1"
-			},
-			"dependencies": {
-				"ansi-regex": {
-					"version": "2.1.1",
-					"resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
-					"integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
-					"dev": true
-				},
-				"is-fullwidth-code-point": {
-					"version": "1.0.0",
-					"resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-1.0.0.tgz",
-					"integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
-					"dev": true,
-					"requires": {
-						"number-is-nan": "^1.0.0"
-					}
-				},
-				"string-width": {
-					"version": "1.0.2",
-					"resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
-					"integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
-					"dev": true,
-					"requires": {
-						"code-point-at": "^1.0.0",
-						"is-fullwidth-code-point": "^1.0.0",
-						"strip-ansi": "^3.0.0"
-					}
-				},
-				"strip-ansi": {
-					"version": "3.0.1",
-					"resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
-					"integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
-					"dev": true,
-					"requires": {
-						"ansi-regex": "^2.0.0"
-					}
-				}
+				"ansi-styles": "^3.2.0",
+				"string-width": "^3.0.0",
+				"strip-ansi": "^5.0.0"
 			}
 		},
 		"wrappy": {
@@ -1161,60 +1031,52 @@
 			"dev": true
 		},
 		"ws": {
-			"version": "1.1.5",
-			"resolved": "https://registry.npmjs.org/ws/-/ws-1.1.5.tgz",
-			"integrity": "sha512-o3KqipXNUdS7wpQzBHSe180lBGO60SoK0yVo3CYJgb2MkobuWuBX6dhkYP5ORCLd55y+SaflMOV5fqAB53ux4w==",
+			"version": "7.1.2",
+			"resolved": "https://registry.npmjs.org/ws/-/ws-7.1.2.tgz",
+			"integrity": "sha512-gftXq3XI81cJCgkUiAVixA0raD9IVmXqsylCrjRygw4+UOOGzPoxnQ6r/CnVL9i+mDncJo94tSkyrtuuQVBmrg==",
 			"dev": true,
 			"requires": {
-				"options": ">=0.0.5",
-				"ultron": "1.0.x"
+				"async-limiter": "^1.0.0"
 			}
 		},
 		"xtend": {
-			"version": "4.0.1",
-			"resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.1.tgz",
-			"integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68=",
+			"version": "4.0.2",
+			"resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
+			"integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==",
 			"dev": true
 		},
 		"y18n": {
-			"version": "3.2.1",
-			"resolved": "https://registry.npmjs.org/y18n/-/y18n-3.2.1.tgz",
-			"integrity": "sha1-bRX7qITAhnnA136I53WegR4H+kE=",
-			"dev": true
-		},
-		"yallist": {
-			"version": "2.1.2",
-			"resolved": "https://registry.npmjs.org/yallist/-/yallist-2.1.2.tgz",
-			"integrity": "sha1-HBH5IY8HYImkfdUS+TxmmaaoHVI=",
+			"version": "4.0.0",
+			"resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.0.tgz",
+			"integrity": "sha512-r9S/ZyXu/Xu9q1tYlpsLIsa3EeLXXk0VwlxqTcFRfg9EhMW+17kbt9G0NrgCmhGb5vT2hyhJZLfDGx+7+5Uj/w==",
 			"dev": true
 		},
 		"yargs": {
-			"version": "11.1.0",
-			"resolved": "https://registry.npmjs.org/yargs/-/yargs-11.1.0.tgz",
-			"integrity": "sha512-NwW69J42EsCSanF8kyn5upxvjp5ds+t3+udGBeTbFnERA+lF541DDpMawzo4z6W/QrzNM18D+BPMiOBibnFV5A==",
+			"version": "13.3.0",
+			"resolved": "https://registry.npmjs.org/yargs/-/yargs-13.3.0.tgz",
+			"integrity": "sha512-2eehun/8ALW8TLoIl7MVaRUrg+yCnenu8B4kBlRxj3GJGDKU1Og7sMXPNm1BYyM1DOJmTZ4YeN/Nwxv+8XJsUA==",
 			"dev": true,
 			"requires": {
-				"cliui": "^4.0.0",
-				"decamelize": "^1.1.1",
-				"find-up": "^2.1.0",
-				"get-caller-file": "^1.0.1",
-				"os-locale": "^2.0.0",
+				"cliui": "^5.0.0",
+				"find-up": "^3.0.0",
+				"get-caller-file": "^2.0.1",
 				"require-directory": "^2.1.1",
-				"require-main-filename": "^1.0.1",
+				"require-main-filename": "^2.0.0",
 				"set-blocking": "^2.0.0",
-				"string-width": "^2.0.0",
+				"string-width": "^3.0.0",
 				"which-module": "^2.0.0",
-				"y18n": "^3.2.1",
-				"yargs-parser": "^9.0.2"
+				"y18n": "^4.0.0",
+				"yargs-parser": "^13.1.1"
 			}
 		},
 		"yargs-parser": {
-			"version": "9.0.2",
-			"resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-9.0.2.tgz",
-			"integrity": "sha1-nM9qQ0YP5O1Aqbto9I1DuKaMwHc=",
+			"version": "13.1.1",
+			"resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-13.1.1.tgz",
+			"integrity": "sha512-oVAVsHz6uFrg3XQheFII8ESO2ssAf9luWuAd6Wexsu4F3OtIW0o8IribPXYrD4WC24LWtPrJlGy87y5udK+dxQ==",
 			"dev": true,
 			"requires": {
-				"camelcase": "^4.1.0"
+				"camelcase": "^5.0.0",
+				"decamelize": "^1.2.0"
 			}
 		}
 	}
diff --git a/samples/browser/package.json b/samples/browser/package.json
index b964a7a97..2297713f6 100644
--- a/samples/browser/package.json
+++ b/samples/browser/package.json
@@ -10,7 +10,7 @@
 	"author": "",
 	"license": "ISC",
 	"devDependencies": {
-		"copyfiles": "^2.1.0",
-		"light-server": "^2.6.2"
+		"copyfiles": "^2.1.1",
+		"light-server": "^2.6.3"
 	}
 }
diff --git a/src/content/BatchResponseContent.ts b/src/content/BatchResponseContent.ts
index 3c4d04f56..bc0f50873 100644
--- a/src/content/BatchResponseContent.ts
+++ b/src/content/BatchResponseContent.ts
@@ -69,6 +69,12 @@ export class BatchResponseContent {
 			options.statusText = responseJSON.statusText;
 		}
 		options.headers = responseJSON.headers;
+		if (options.headers !== undefined && options.headers["Content-Type"] !== undefined) {
+			if (options.headers["Content-Type"].split(";")[0] === "application/json") {
+				const bodyString = JSON.stringify(body);
+				return new Response(bodyString, options);
+			}
+		}
 		return new Response(body, options);
 	}