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

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

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            0f:b0:62:73:2f:d0:e7:d6:c8:64:a5:25:98:a1:4c:9f
        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-test.marksandspencer.com
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:c8:5b:1e:2a:3e:2c:77:ce:6f:38:6e:c2:5e:ba:
                    1a:7a:b8:d6:8a:f3:25:74:88:a5:e5:ef:84:97:cf:
                    57:7a:ce:43:e1:de:66:51:86:0a:fb:53:8c:78:11:
                    c1:bd:b7:5f:64:a0:e1:e7:40:36:cf:31:2b:5e:84:
                    9b:8a:47:60:b5:a1:ff:1e:70:e4:48:0a:9f:46:4b:
                    e1:c5:eb:ac:bf:08:da:33:2c:9b:6f:27:87:ba:17:
                    d6:d0:c2:6a:91:f4:b2:c2:62:41:23:91:02:b6:af:
                    8b:ef:dd:d1:e1:52:95:ce:bb:4d:e1:f7:bc:97:60:
                    4b:c8:4c:11:36:36:28:69:d7:0a:97:30:3f:54:d5:
                    d6:99:53:3e:1a:85:3a:27:4b:25:58:8e:dd:16:e7:
                    3a:20:0e:0d:db:21:83:f5:19:6a:03:ca:db:1d:58:
                    58:df:12:09:58:f4:25:28:0e:a8:c6:cd:71:2c:2b:
                    0c:78:79:ba:82:a6:d7:e6:23:34:ad:5a:64:a9:33:
                    4d:29:3c:e0:1a:d2:e3:7d:90:8c:ae:b0:cd:aa:37:
                    80:12:b2:44:44:f7:63:34:16:08:15:e1:48:2a:bc:
                    66:3e:ef:e6:0b:87:0e:27:5c:60:d8:37:6b:1e:6a:
                    ec:5b:90:b2:03:70:da:50:2e:b4:90:7a:ff:56:99:
                    06:a7
                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: 
                E5:BF:85:5C:3E:39:9C:B4:3A:6C:AF:72:C1:9A:44:6F:F5:62:FD:02
            X509v3 Subject Alternative Name: 
                DNS:api-test.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    : BB:D9:DF:BC:1F:8A:71:B5:93:94:23:97:AA:92:7B:47:
                                38:57:95:0A:AB:52:E8:1A:90:96:64:36:8E:1E:D1:85
                    Timestamp : Mar 21 13:13:08.690 2019 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:44:02:20:12:F9:B7:7F:CB:1D:F3:06:CF:2C:75:84:
                                85:96:63:F4:CE:28:7E:30:AA:63:5C:CD:20:C8:76:41:
                                72:31:AA:74:02:20:6E:29:48:2A:86:02:03:FE:D8:71:
                                BB:79:77:CC:F2:64:F9:3F:62:30:13:3C:72:2E:1C:08:
                                C1:DB:69:B5:C2:E7
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : 87:75:BF:E7:59:7C:F8:8C:43:99:5F:BD:F3:6E:FF:56:
                                8D:47:56:36:FF:4A:B5:60:C1:B4:EA:FF:5E:A0:83:0F
                    Timestamp : Mar 21 13:13:08.980 2019 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:21:00:D9:D9:B3:5B:04:A9:66:7E:6C:63:2B:
                                53:C7:01:23:95:D3:71:14:3F:0C:6B:61:2C:F0:54:1A:
                                E5:0C:E2:E2:75:02:20:36:24:08:CC:08:2E:4B:36:01:
                                D2:EA:06:84:98:1F:D9:BA:23:36:52:3B:06:D3:A3:80:
                                44:1B:84:A3:3A:55:09
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        88:f2:a4:3f:9e:57:12:a0:78:5e:0d:92:b7:50:21:76:11:eb:
        12:c5:b4:46:02:79:ed:59:cf:91:17:d8:f8:10:5d:88:ea:73:
        bc:ec:14:7a:11:a0:1b:42:16:eb:aa:de:c7:42:1f:7f:77:21:
        73:b8:27:3c:97:1b:8e:b9:51:5b:c9:f4:bf:f1:9a:60:4d:26:
        d9:94:3e:a0:68:28:da:13:74:73:51:09:31:73:93:41:90:6d:
        6f:22:20:e4:44:31:b0:3d:b5:20:6f:2a:0d:51:e8:b5:d2:22:
        4e:dc:31:40:61:16:a7:64:72:08:09:c7:24:e9:ba:85:9b:6e:
        31:c7:13:45:a4:26:0c:88:2b:3b:54:a1:75:95:0e:16:62:54:
        fd:79:91:54:2d:51:b2:e6:7e:d8:de:1b:5c:36:0b:35:1e:36:
        74:9e:86:42:86:ff:c3:36:90:5d:54:34:af:02:3a:30:32:46:
        26:94:72:9e:5f:ba:5a:74:a1:99:70:c4:cd:81:65:38:a6:8c:
        5c:94:38:c9:0a:37:90:42:45:73:10:29:df:96:d8:72:f0:1c:
        dd:12:ba:d5:58:b7:d5:fe:a1:bc:4c:d2:7f:e4:94:09:f7:b0:
        5d:eb:70:4c:35:59:73:e3:de:81:3c:32:5a:ff:b6:50:d6:92:
        44:3c:4d:da