export declare enum HTTP_HEADER_CONTENT_TYPE {
    TEXT = "text/plain",
    JSON = "application/json",
    JSON_UTF8 = "application/json; charset=utf-8",
    XML = "application/xml",
    HTML = "text/html",
    FORM_URLENCODED = "application/x-www-form-urlencoded",
    FORM_DATA = "multipart/form-data"
}