diff --git a/examples/firebase/functions/src/index.ts b/examples/firebase/functions/src/index.ts
index 4fb6626..0a8e7b7 100644
--- a/examples/firebase/functions/src/index.ts
+++ b/examples/firebase/functions/src/index.ts
@@ -19,32 +19,29 @@ admin
 
 const storageRef = admin.storage().bucket();
 
-// Declaring our request protocol
-declare module "firebase-functions" {
-	interface HttpRequest {
-		body: {
-			passModel: string;
-			serialNumber: string;
-			logoText: string;
-			textColor: string;
-			backgroundColor: string;
-			labelColor: string;
-			relevantDate: string;
-			expiryDate: string;
-			relevantLocationLat: number | "Blank";
-			relevantLocationLong: number | "Blank";
-			header: { value: string; label: string }[];
-			primary: { value: string; label: string }[];
-			secondary: { value: string; label: string }[];
-			auxiliary: { value: string; label: string }[];
-			codeAlt: string;
-			qrText: string;
-			transitType: TransitType;
-			codeType: Barcode["format"];
-			thumbnailFile: string;
-			logoFile: string;
-		};
-	}
+interface RequestWithBody extends functions.Request {
+	body: {
+		passModel: string;
+		serialNumber: string;
+		logoText: string;
+		textColor: string;
+		backgroundColor: string;
+		labelColor: string;
+		relevantDate: string;
+		expiryDate: string;
+		relevantLocationLat: number | "Blank";
+		relevantLocationLong: number | "Blank";
+		header: { value: string; label: string }[];
+		primary: { value: string; label: string }[];
+		secondary: { value: string; label: string }[];
+		auxiliary: { value: string; label: string }[];
+		codeAlt: string;
+		qrText: string;
+		transitType: TransitType;
+		codeType: Barcode["format"];
+		thumbnailFile: string;
+		logoFile: string;
+	};
 }
 
 // Declaring our .env contents
@@ -59,215 +56,217 @@ declare global {
 	}
 }
 
-export const pass = functions.https.onRequest(async (request, response) => {
-	const newPass = await PKPass.from(
-		{
-			// Get relevant pass model from model folder (see passkit-generator/examples/models/)
-			model: `./model/${request.body.passModel}.pass`,
-			certificates: {
-				// Assigning certificates from certs folder (you will need to provide these yourself)
-				wwdr: process.env.WWDR,
-				signerCert: process.env.SIGNER_CERT,
-				signerKey: process.env.SIGNER_KEY,
-				signerKeyPassphrase: process.env.SIGNER_KEY_PASSPHRASE,
+export const pass = functions.https.onRequest(
+	async (request: RequestWithBody, response) => {
+		const newPass = await PKPass.from(
+			{
+				// Get relevant pass model from model folder (see passkit-generator/examples/models/)
+				model: `./model/${request.body.passModel}.pass`,
+				certificates: {
+					// Assigning certificates from certs folder (you will need to provide these yourself)
+					wwdr: process.env.WWDR,
+					signerCert: process.env.SIGNER_CERT,
+					signerKey: process.env.SIGNER_KEY,
+					signerKeyPassphrase: process.env.SIGNER_KEY_PASSPHRASE,
+				},
 			},
-		},
-		{
-			serialNumber: request.body.serialNumber,
-			description: "DESCRIPTION",
-			logoText: request.body.logoText,
-			foregroundColor: request.body.textColor,
-			backgroundColor: request.body.backgroundColor,
-			labelColor: request.body.labelColor,
-		},
-	);
+			{
+				serialNumber: request.body.serialNumber,
+				description: "DESCRIPTION",
+				logoText: request.body.logoText,
+				foregroundColor: request.body.textColor,
+				backgroundColor: request.body.backgroundColor,
+				labelColor: request.body.labelColor,
+			},
+		);
 
-	if (newPass.type == "boardingPass") {
-		newPass.transitType = request.body.transitType;
-	}
-
-	if (request.body.relevantDate !== "Blank") {
-		newPass.setRelevantDate(new Date(request.body.relevantDate));
-	}
-
-	if (request.body.expiryDate !== "Blank") {
-		newPass.setExpirationDate(new Date(request.body.expiryDate));
-	}
-
-	if (
-		request.body.relevantLocationLat !== "Blank" &&
-		request.body.relevantLocationLong !== "Blank"
-	) {
-		newPass.setLocations({
-			latitude: request.body.relevantLocationLat,
-			longitude: request.body.relevantLocationLong,
-		});
-	}
-
-	for (let i = 0; i < request.body.header.length; i++) {
-		const field = request.body.header[i];
-
-		if (!(field?.label && field.value)) {
-			continue;
+		if (newPass.type == "boardingPass") {
+			newPass.transitType = request.body.transitType;
 		}
 
-		newPass.headerFields.push({
-			key: `header${i}`,
-			label: field.label,
-			value: field.value,
-		});
-	}
-
-	for (let i = 0; i < request.body.primary.length; i++) {
-		const field = request.body.primary[i];
-
-		if (!(field?.label && field.value)) {
-			continue;
+		if (request.body.relevantDate !== "Blank") {
+			newPass.setRelevantDate(new Date(request.body.relevantDate));
 		}
 
-		newPass.primaryFields.push({
-			key: `primary${i}`,
-			label: field.label,
-			value:
-				newPass.type == "boardingPass"
-					? field.value.toUpperCase()
-					: field.value,
-		});
-	}
-
-	for (let i = 0; i < request.body.secondary.length; i++) {
-		const field = request.body.secondary[i];
-
-		if (!(field?.label && field.value)) {
-			continue;
+		if (request.body.expiryDate !== "Blank") {
+			newPass.setExpirationDate(new Date(request.body.expiryDate));
 		}
 
-		const isElementInLastTwoPositions =
-			i === request.body.secondary.length - 2 ||
-			i === request.body.secondary.length - 1;
-
-		newPass.secondaryFields.push({
-			key: `secondary${i}`,
-			label: field.label,
-			value: field.value,
-			textAlignment: isElementInLastTwoPositions
-				? "PKTextAlignmentRight"
-				: "PKTextAlignmentLeft",
-		});
-	}
-
-	for (let i = 0; i < request.body.auxiliary.length; i++) {
-		const field = request.body.auxiliary[i];
-
-		if (!(field?.label && field.value)) {
-			continue;
+		if (
+			request.body.relevantLocationLat !== "Blank" &&
+			request.body.relevantLocationLong !== "Blank"
+		) {
+			newPass.setLocations({
+				latitude: request.body.relevantLocationLat,
+				longitude: request.body.relevantLocationLong,
+			});
 		}
 
-		const isElementInLastTwoPositions =
-			i === request.body.auxiliary.length - 2 ||
-			i === request.body.auxiliary.length - 1;
+		for (let i = 0; i < request.body.header.length; i++) {
+			const field = request.body.header[i];
 
-		newPass.auxiliaryFields.push({
-			key: `auxiliary${i}`,
-			label: field.label,
-			value: field.value,
-			textAlignment: isElementInLastTwoPositions
-				? "PKTextAlignmentRight"
-				: "PKTextAlignmentLeft",
-		});
-	}
+			if (!(field?.label && field.value)) {
+				continue;
+			}
 
-	if (!request.body.codeAlt || request.body.codeAlt.trim() === "") {
-		newPass.setBarcodes({
-			message: request.body.qrText,
-			format: request.body.codeType,
-			messageEncoding: "iso-8859-1",
-		});
-	} else {
-		newPass.setBarcodes({
-			message: request.body.qrText,
-			format: request.body.codeType,
-			messageEncoding: "iso-8859-1",
-			altText: request.body.codeAlt,
-		});
-	}
+			newPass.headerFields.push({
+				key: `header${i}`,
+				label: field.label,
+				value: field.value,
+			});
+		}
 
-	// Downloading thumbnail and logo files from Firebase Storage and adding to pass
-	if (newPass.type == "generic" || newPass.type == "eventTicket") {
-		const thumbnailFile = request.body.thumbnailFile;
-		const tempPath1 = path.join(os.tmpdir(), thumbnailFile);
+		for (let i = 0; i < request.body.primary.length; i++) {
+			const field = request.body.primary[i];
 
+			if (!(field?.label && field.value)) {
+				continue;
+			}
+
+			newPass.primaryFields.push({
+				key: `primary${i}`,
+				label: field.label,
+				value:
+					newPass.type == "boardingPass"
+						? field.value.toUpperCase()
+						: field.value,
+			});
+		}
+
+		for (let i = 0; i < request.body.secondary.length; i++) {
+			const field = request.body.secondary[i];
+
+			if (!(field?.label && field.value)) {
+				continue;
+			}
+
+			const isElementInLastTwoPositions =
+				i === request.body.secondary.length - 2 ||
+				i === request.body.secondary.length - 1;
+
+			newPass.secondaryFields.push({
+				key: `secondary${i}`,
+				label: field.label,
+				value: field.value,
+				textAlignment: isElementInLastTwoPositions
+					? "PKTextAlignmentRight"
+					: "PKTextAlignmentLeft",
+			});
+		}
+
+		for (let i = 0; i < request.body.auxiliary.length; i++) {
+			const field = request.body.auxiliary[i];
+
+			if (!(field?.label && field.value)) {
+				continue;
+			}
+
+			const isElementInLastTwoPositions =
+				i === request.body.auxiliary.length - 2 ||
+				i === request.body.auxiliary.length - 1;
+
+			newPass.auxiliaryFields.push({
+				key: `auxiliary${i}`,
+				label: field.label,
+				value: field.value,
+				textAlignment: isElementInLastTwoPositions
+					? "PKTextAlignmentRight"
+					: "PKTextAlignmentLeft",
+			});
+		}
+
+		if (!request.body.codeAlt || request.body.codeAlt.trim() === "") {
+			newPass.setBarcodes({
+				message: request.body.qrText,
+				format: request.body.codeType,
+				messageEncoding: "iso-8859-1",
+			});
+		} else {
+			newPass.setBarcodes({
+				message: request.body.qrText,
+				format: request.body.codeType,
+				messageEncoding: "iso-8859-1",
+				altText: request.body.codeAlt,
+			});
+		}
+
+		// Downloading thumbnail and logo files from Firebase Storage and adding to pass
+		if (newPass.type == "generic" || newPass.type == "eventTicket") {
+			const thumbnailFile = request.body.thumbnailFile;
+			const tempPath1 = path.join(os.tmpdir(), thumbnailFile);
+
+			try {
+				await storageRef
+					.file(`thumbnails/${thumbnailFile}`)
+					.download({ destination: tempPath1 });
+			} catch (error) {
+				console.error(error);
+			}
+			let buffer = Buffer.alloc(0);
+			try {
+				buffer = fs.readFileSync(tempPath1);
+			} catch (error) {
+				console.error(error);
+			}
+			newPass.addBuffer("thumbnail.png", buffer);
+			newPass.addBuffer("thumbnail@2x.png", buffer);
+		}
+
+		const logoFile = request.body.logoFile;
+		const tempPath2 = path.join(os.tmpdir(), logoFile);
 		try {
 			await storageRef
-				.file(`thumbnails/${thumbnailFile}`)
-				.download({ destination: tempPath1 });
+				.file(`logos/${logoFile}`)
+				.download({ destination: tempPath2 });
 		} catch (error) {
 			console.error(error);
 		}
+
 		let buffer = Buffer.alloc(0);
 		try {
-			buffer = fs.readFileSync(tempPath1);
+			buffer = fs.readFileSync(tempPath2);
 		} catch (error) {
 			console.error(error);
 		}
-		newPass.addBuffer("thumbnail.png", buffer);
-		newPass.addBuffer("thumbnail@2x.png", buffer);
-	}
 
-	const logoFile = request.body.logoFile;
-	const tempPath2 = path.join(os.tmpdir(), logoFile);
-	try {
-		await storageRef
-			.file(`logos/${logoFile}`)
-			.download({ destination: tempPath2 });
-	} catch (error) {
-		console.error(error);
-	}
+		newPass.addBuffer("logo.png", buffer);
+		newPass.addBuffer("logo@2x.png", buffer);
 
-	let buffer = Buffer.alloc(0);
-	try {
-		buffer = fs.readFileSync(tempPath2);
-	} catch (error) {
-		console.error(error);
-	}
+		const bufferData = newPass.getAsBuffer();
+		try {
+			console.log("Pass was uploaded successfully.");
 
-	newPass.addBuffer("logo.png", buffer);
-	newPass.addBuffer("logo@2x.png", buffer);
+			response.set("Content-Type", newPass.mimeType);
+			response.status(200).send(bufferData);
 
-	const bufferData = newPass.getAsBuffer();
-	try {
-		console.log("Pass was uploaded successfully.");
+			// Delete thumbnail file in Firebase Storage
+			storageRef
+				.file(`thumbnails/${request.body.thumbnailFile}`)
+				.delete()
+				.then(() => {
+					console.log("Thumbnail file deleted successfully");
+				})
+				.catch((error) => {
+					console.error(error);
+				});
 
-		response.set("Content-Type", newPass.mimeType);
-		response.status(200).send(bufferData);
+			// Delete logo file in Firebase Storage
+			storageRef
+				.file(`logos/${logoFile}`)
+				.delete()
+				.then(() => {
+					console.log("Logo file deleted successfully");
+				})
+				.catch((error) => {
+					console.error(error);
+				});
+		} catch (error) {
+			console.log("Error Uploading pass " + error);
 
-		// Delete thumbnail file in Firebase Storage
-		storageRef
-			.file(`thumbnails/${request.body.thumbnailFile}`)
-			.delete()
-			.then(() => {
-				console.log("Thumbnail file deleted successfully");
-			})
-			.catch((error) => {
-				console.error(error);
+			response.send({
+				explanation: JSON.stringify(error),
+				result: "FAILED",
 			});
-
-		// Delete logo file in Firebase Storage
-		storageRef
-			.file(`logos/${logoFile}`)
-			.delete()
-			.then(() => {
-				console.log("Logo file deleted successfully");
-			})
-			.catch((error) => {
-				console.error(error);
-			});
-	} catch (error) {
-		console.log("Error Uploading pass " + error);
-
-		response.send({
-			explanation: JSON.stringify(error),
-			result: "FAILED",
-		});
-	}
-});
+		}
+	},
+);