diff --git a/examples/firebase/functions/src/index.ts b/examples/firebase/functions/src/index.ts
index f868f4a..601d2b3 100644
--- a/examples/firebase/functions/src/index.ts
+++ b/examples/firebase/functions/src/index.ts
@@ -58,229 +58,228 @@ declare global {
 
 export const pass = functions.https.onRequest(
 	async (request: RequestWithBody, response) => {
-		if (request.headers["content-type"] !== "application/json") {
-			response.status(400);
-			response.send({
-				error: `Payload with content-type ${request.headers["content-type"]} is not supported. Use "application/json"`,
-			});
-			return;
-		}
-
-		if (!request.body.passModel) {
-			response.status(400);
-			response.send({
-				error: "Unspecified 'passModel' parameter: which model should be used?",
-			});
-
-			return;
-		}
-
-		if (request.body.passModel.endsWith(".pass")) {
-			request.body.passModel = request.body.passModel.replace(
-				".pass",
-				"",
-			);
-		}
-
-		const newPass = await PKPass.from(
-			{
-				/**
-				 * Get relevant pass model from model folder (see passkit-generator/examples/models/)
-				 * Path seems to get read like the function is in "firebase/" folder and not in "firebase/functions/"
-				 */
-				model: `../../models/${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,
-			},
-		);
-
-		if (newPass.type == "boardingPass") {
-			if (!request.body.transitType) {
+		try {
+			if (request.headers["content-type"] !== "application/json") {
 				response.status(400);
 				response.send({
-					error: "transitType is required",
+					error: `Payload with content-type ${request.headers["content-type"]} is not supported. Use "application/json"`,
+				});
+				return;
+			}
+
+			if (!request.body.passModel) {
+				response.status(400);
+				response.send({
+					error: "Unspecified 'passModel' parameter: which model should be used?",
 				});
 
 				return;
 			}
 
-			newPass.transitType = request.body.transitType;
-		}
+			if (request.body.passModel.endsWith(".pass")) {
+				request.body.passModel = request.body.passModel.replace(
+					".pass",
+					"",
+				);
+			}
 
-		if (typeof request.body.relevantDate === "string") {
-			newPass.setRelevantDate(new Date(request.body.relevantDate));
-		}
+			const newPass = await PKPass.from(
+				{
+					/**
+					 * Get relevant pass model from model folder (see passkit-generator/examples/models/)
+					 * Path seems to get read like the function is in "firebase/" folder and not in "firebase/functions/"
+					 */
+					model: `../../models/${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,
+				},
+			);
 
-		if (typeof request.body.expiryDate === "string") {
-			newPass.setExpirationDate(new Date(request.body.expiryDate));
-		}
+			if (newPass.type == "boardingPass") {
+				if (!request.body.transitType) {
+					response.status(400);
+					response.send({
+						error: "transitType is required",
+					});
 
-		if (
-			request.body.relevantLocationLat &&
-			request.body.relevantLocationLong
-		) {
-			newPass.setLocations({
-				latitude: request.body.relevantLocationLat,
-				longitude: request.body.relevantLocationLong,
-			});
-		}
-
-		if (Array.isArray(request.body.header)) {
-			for (let i = 0; i < request.body.header.length; i++) {
-				const field = request.body.header[i];
-
-				if (!(field?.label && field.value)) {
-					continue;
+					return;
 				}
 
-				newPass.headerFields.push({
-					key: `header${i}`,
-					label: field.label,
-					value: field.value,
+				newPass.transitType = request.body.transitType;
+			}
+
+			if (typeof request.body.relevantDate === "string") {
+				newPass.setRelevantDate(new Date(request.body.relevantDate));
+			}
+
+			if (typeof request.body.expiryDate === "string") {
+				newPass.setExpirationDate(new Date(request.body.expiryDate));
+			}
+
+			if (
+				request.body.relevantLocationLat &&
+				request.body.relevantLocationLong
+			) {
+				newPass.setLocations({
+					latitude: request.body.relevantLocationLat,
+					longitude: request.body.relevantLocationLong,
 				});
 			}
-		}
 
-		if (Array.isArray(request.body.primary)) {
-			for (let i = 0; i < request.body.primary.length; i++) {
-				const field = request.body.primary[i];
+			if (Array.isArray(request.body.header)) {
+				for (let i = 0; i < request.body.header.length; i++) {
+					const field = request.body.header[i];
 
-				if (!(field?.label && field.value)) {
-					continue;
+					if (!(field?.label && field.value)) {
+						continue;
+					}
+
+					newPass.headerFields.push({
+						key: `header${i}`,
+						label: field.label,
+						value: field.value,
+					});
 				}
-
-				newPass.primaryFields.push({
-					key: `primary${i}`,
-					label: field.label,
-					value:
-						newPass.type == "boardingPass"
-							? field.value.toUpperCase()
-							: field.value,
-				});
 			}
-		}
 
-		if (Array.isArray(request.body.secondary)) {
-			for (let i = 0; i < request.body.secondary.length; i++) {
-				const field = request.body.secondary[i];
+			if (Array.isArray(request.body.primary)) {
+				for (let i = 0; i < request.body.primary.length; i++) {
+					const field = request.body.primary[i];
 
-				if (!(field?.label && field.value)) {
-					continue;
+					if (!(field?.label && field.value)) {
+						continue;
+					}
+
+					newPass.primaryFields.push({
+						key: `primary${i}`,
+						label: field.label,
+						value:
+							newPass.type == "boardingPass"
+								? field.value.toUpperCase()
+								: field.value,
+					});
 				}
-
-				const isElementInLastTwoPositions =
-					i === request.body.secondary.length - 2 ||
-					i === request.body.secondary.length - 1;
-
-				newPass.secondaryFields.push({
-					key: `secondary${i}`,
-					label: field.label,
-					value: field.value,
-					textAlignment: isElementInLastTwoPositions
-						? "PKTextAlignmentRight"
-						: "PKTextAlignmentLeft",
-				});
 			}
-		}
 
-		if (Array.isArray(request.body.auxiliary)) {
-			for (let i = 0; i < request.body.auxiliary.length; i++) {
-				const field = request.body.auxiliary[i];
+			if (Array.isArray(request.body.secondary)) {
+				for (let i = 0; i < request.body.secondary.length; i++) {
+					const field = request.body.secondary[i];
 
-				if (!(field?.label && field.value)) {
-					continue;
+					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",
+					});
 				}
+			}
 
-				const isElementInLastTwoPositions =
-					i === request.body.auxiliary.length - 2 ||
-					i === request.body.auxiliary.length - 1;
+			if (Array.isArray(request.body.auxiliary)) {
+				for (let i = 0; i < request.body.auxiliary.length; i++) {
+					const field = request.body.auxiliary[i];
 
-				newPass.auxiliaryFields.push({
-					key: `auxiliary${i}`,
-					label: field.label,
-					value: field.value,
-					textAlignment: isElementInLastTwoPositions
-						? "PKTextAlignmentRight"
-						: "PKTextAlignmentLeft",
+					if (!(field?.label && field.value)) {
+						continue;
+					}
+
+					const isElementInLastTwoPositions =
+						i === request.body.auxiliary.length - 2 ||
+						i === request.body.auxiliary.length - 1;
+
+					newPass.auxiliaryFields.push({
+						key: `auxiliary${i}`,
+						label: field.label,
+						value: field.value,
+						textAlignment: isElementInLastTwoPositions
+							? "PKTextAlignmentRight"
+							: "PKTextAlignmentLeft",
+					});
+				}
+			}
+
+			if (request.body.qrText && request.body.codeType) {
+				newPass.setBarcodes({
+					message: request.body.qrText,
+					format: request.body.codeType,
+					messageEncoding: "iso-8859-1",
+					altText: request.body.codeAlt?.trim() ?? "",
 				});
 			}
-		}
 
-		if (request.body.qrText && request.body.codeType) {
-			newPass.setBarcodes({
-				message: request.body.qrText,
-				format: request.body.codeType,
-				messageEncoding: "iso-8859-1",
-				altText: request.body.codeAlt?.trim() ?? "",
-			});
-		}
+			const { thumbnailFile, logoFile } = request.body;
 
-		const { thumbnailFile, logoFile } = request.body;
+			// Downloading thumbnail and logo files from Firebase Storage and adding to pass
+			if (newPass.type == "generic" || newPass.type == "eventTicket") {
+				if (thumbnailFile) {
+					const tempPath1 = path.join(os.tmpdir(), thumbnailFile);
 
-		// Downloading thumbnail and logo files from Firebase Storage and adding to pass
-		if (newPass.type == "generic" || newPass.type == "eventTicket") {
-			if (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);
+				}
+			}
+
+			if (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);
-			}
-		}
-
-		if (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);
-			}
-
-			newPass.addBuffer("logo.png", buffer);
-			newPass.addBuffer("logo@2x.png", buffer);
-		}
-
-		const bufferData = newPass.getAsBuffer();
-		try {
-			console.log("Pass was uploaded successfully.");
+			const bufferData = newPass.getAsBuffer();
 
 			response.set("Content-Type", newPass.mimeType);
 			response.status(200).send(bufferData);
@@ -309,6 +308,7 @@ export const pass = functions.https.onRequest(
 		} catch (error) {
 			console.log("Error Uploading pass " + error);
 
+			response.status(500);
 			response.send({
 				explanation: JSON.stringify(error),
 				result: "FAILED",