4 "402": "Payment required",
7 "405": "Method not allowed",
8 "406": "Not acceptable",
9 "407": "Proxy authentication required",
10 "408": "Request timeout",
13 "411": "Length required",
14 "412": "Precondition failed",
15 "413": "Request entity too large",
16 "414": "Request URI too long",
17 "415": "Unsupported media type",
18 "417": "Expectation failed",
19 "418": "No verification image in session",
20 "419": "Verification code mismatch",
21 "420": "Account already exists",
22 "421": "Account does not exist",
23 "422": "Email already verified",
24 "423": "Link code missing",
25 "424": "Link code mismatch",
26 "500": "Internal server error",
27 "501": "Not implemented",
29 "503": "Service unavailable",
30 "504": "Gateway timeout",
31 "505": "HTTP version not supported"