HTTP/1.1 403 Forbidden
Cache-Control: no-cache
Content-Type: application/json
transfer-encoding: chunked
Connection: keep-alive

HTTP/1.1 504 GATEWAY_TIMEOUT
Content-Length: 0
Connection: keep-alive

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            07:bc:28:c1:3f:7f:f6:78:93:98:5d:e4:72:11:3b:67
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: C=US, O=DigiCert Inc, CN=DigiCert SHA2 Secure Server CA
        Validity
            Not Before: Mar 21 00:00:00 2019 GMT
            Not After : Mar 21 12:00:00 2020 GMT
        Subject: C=GB, L=London, O=MARKS AND SPENCER P.L.C., OU=MARKS AND SPENCER P.L.C., CN=api-perf.marksandspencer.com
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:9f:1c:6c:7b:43:54:de:09:c2:3f:9e:c7:26:92:
                    82:44:c4:e7:83:38:f3:b8:83:11:b8:8f:39:1f:4a:
                    88:58:b3:f1:ff:eb:77:67:07:57:4d:82:64:79:b6:
                    1a:75:34:c4:82:6b:2b:29:ab:0d:71:de:43:dd:e9:
                    6a:07:b7:68:bf:c2:07:a9:0a:84:4b:aa:06:0b:7e:
                    14:a0:c4:2c:05:e6:34:a2:ae:74:45:c2:77:4e:ed:
                    ed:c2:ef:4f:b8:e1:22:05:78:df:5d:af:d4:11:71:
                    21:2b:0b:2f:65:33:25:c4:2f:aa:f4:68:cd:7c:62:
                    df:2f:48:60:c1:a3:cd:91:14:5d:04:06:4b:87:7c:
                    98:25:a8:66:7b:09:ac:09:80:17:6e:46:71:0e:74:
                    d1:00:fc:9d:1d:25:ed:7d:6b:24:ea:bb:92:86:96:
                    b8:33:e5:99:e3:1e:bc:4d:f3:6a:38:29:c6:0d:8a:
                    ed:e7:d3:e3:b3:bf:c1:d4:e0:18:54:95:44:fe:c9:
                    4e:64:57:44:be:2a:b1:11:82:da:f6:fe:24:d6:56:
                    7b:c7:e0:cd:d4:54:4f:5c:ca:90:4e:a9:ab:57:f7:
                    54:f5:8f:6d:ed:d8:69:5b:5b:64:00:26:a6:08:ff:
                    3c:7e:2a:e1:74:cb:79:c9:89:38:58:be:08:d6:fa:
                    15:83
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Authority Key Identifier: 
                0F:80:61:1C:82:31:61:D5:2F:28:E7:8D:46:38:B4:2C:E1:C6:D9:E2
            X509v3 Subject Key Identifier: 
                86:84:22:E2:E2:C3:D5:21:51:CA:86:EA:BB:06:94:19:20:90:09:A7
            X509v3 Subject Alternative Name: 
                DNS:api-perf.marksandspencer.com
            X509v3 Key Usage: critical
                Digital Signature, Key Encipherment
            X509v3 Extended Key Usage: 
                TLS Web Server Authentication, TLS Web Client Authentication
            X509v3 CRL Distribution Points: 
                Full Name:
                  URI:http://crl3.digicert.com/ssca-sha2-g6.crl
                Full Name:
                  URI:http://crl4.digicert.com/ssca-sha2-g6.crl
            X509v3 Certificate Policies: 
                Policy: 2.16.840.1.114412.1.1
                  CPS: https://www.digicert.com/CPS
                Policy: 2.23.140.1.2.2
            Authority Information Access: 
                OCSP - URI:http://ocsp.digicert.com
                CA Issuers - URI:http://cacerts.digicert.com/DigiCertSHA2SecureServerCA.crt
            X509v3 Basic Constraints: 
                CA:FALSE
            CT Precertificate SCTs: 
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : A4:B9:09:90:B4:18:58:14:87:BB:13:A2:CC:67:70:0A:
                                3C:35:98:04:F9:1B:DF:B8:E3:77:CD:0E:C8:0D:DC:10
                    Timestamp : Mar 21 13:13:31.121 2019 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:21:00:E2:B6:1E:B7:F5:82:C7:FB:F8:E1:92:
                                40:D0:3C:9A:5B:F0:5F:21:59:6A:93:6A:03:39:3B:04:
                                BB:5D:CF:BF:CD:02:20:10:CC:D4:D7:40:F2:44:89:51:
                                0E:C7:B8:57:B7:A8:3D:16:41:A8:BA:A0:89:DB:75:AC:
                                41:44:62:33:6F:49:75
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : 5E:A7:73:F9:DF:56:C0:E7:B5:36:48:7D:D0:49:E0:32:
                                7A:91:9A:0C:84:A1:12:12:84:18:75:96:81:71:45:58
                    Timestamp : Mar 21 13:13:31.062 2019 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:21:00:CF:0B:51:CD:92:3F:42:66:6A:5F:43:
                                DF:23:E9:87:48:3D:A8:0E:BC:E5:EF:07:B3:45:60:37:
                                7F:72:F3:43:58:02:20:3C:65:5A:53:A2:4F:E0:A3:FB:
                                2D:BD:C7:3E:B0:CA:8E:82:48:E8:A8:8F:B7:D1:B5:5D:
                                2D:F6:17:2C:E6:E4:FF
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        0c:e3:8c:91:61:dd:ee:7b:ae:d4:54:a4:b7:09:fe:0d:a3:21:
        ce:ae:3a:ec:7b:14:64:6c:f5:c8:bc:46:50:d4:d7:65:08:e5:
        e8:2e:01:f8:da:73:e7:cd:c1:4d:22:9d:e7:24:ff:17:db:c5:
        5d:49:89:fc:a4:d4:8c:cd:53:69:4f:52:c5:96:5e:bd:48:2f:
        f0:30:d9:a1:83:27:f9:68:30:6e:05:a3:e0:c9:22:4e:0d:8c:
        af:db:a8:38:82:d1:ab:f8:ac:3d:1f:46:59:f0:10:17:cc:8d:
        6f:33:5e:56:04:5d:90:fa:c6:63:ce:00:da:cb:ae:64:dd:b0:
        58:4d:18:cd:cd:4e:bd:2c:7d:81:c6:23:7d:d4:87:8f:4f:b0:
        fc:21:85:b0:d8:75:06:21:34:36:11:a7:b5:99:59:e4:03:a0:
        a1:19:9a:34:82:b8:e5:e7:50:40:2e:94:91:05:a1:b0:f1:02:
        75:e5:f7:45:19:9a:b8:93:f2:72:10:05:40:e2:f9:df:19:05:
        16:cd:99:94:fd:7e:49:80:e4:e9:6d:2a:70:01:46:8e:a9:0a:
        6f:aa:65:b1:6b:7d:dd:86:7f:6f:59:db:e3:f2:74:b5:cc:71:
        3a:7b:b5:13:91:31:54:a7:d2:40:a4:dc:8d:49:2b:d8:c4:94:
        d0:28:12:be