https://developer.mozilla.org/en-US/docs/Web/HTTP/Status
Fields
continue = 100,
switching_protocols = 101,
processing = 102,
early_hints = 103,
ok = 200,
created = 201,
accepted = 202,
non_authoritative_info = 203,
no_content = 204,
reset_content = 205,
partial_content = 206,
multi_status = 207,
already_reported = 208,
im_used = 226,
multiple_choice = 300,
moved_permanently = 301,
found = 302,
see_other = 303,
not_modified = 304,
use_proxy = 305,
temporary_redirect = 307,
permanent_redirect = 308,
bad_request = 400,
unauthorized = 401,
payment_required = 402,
forbidden = 403,
not_found = 404,
method_not_allowed = 405,
not_acceptable = 406,
proxy_auth_required = 407,
request_timeout = 408,
conflict = 409,
gone = 410,
length_required = 411,
precondition_failed = 412,
payload_too_large = 413,
uri_too_long = 414,
unsupported_media_type = 415,
range_not_satisfiable = 416,
expectation_failed = 417,
teapot = 418,
misdirected_request = 421,
unprocessable_entity = 422,
locked = 423,
failed_dependency = 424,
too_early = 425,
upgrade_required = 426,
precondition_required = 428,
too_many_requests = 429,
request_header_fields_too_large = 431,
unavailable_for_legal_reasons = 451,
internal_server_error = 500,
not_implemented = 501,
bad_gateway = 502,
service_unavailable = 503,
gateway_timeout = 504,
http_version_not_supported = 505,
variant_also_negotiates = 506,
insufficient_storage = 507,
loop_detected = 508,
not_extended = 510,
network_authentication_required = 511,