abstract .api.request for making request and calling different sign method, .sign.header or .sign.url wrap .api.header.request with .api.request add .api.url.request, .api.get.url.request
abstract .api.request for making request and calling different sign method, .sign.header or .sign.url
wrap .api.header.request with .api.request
add .api.url.request, .api.get.url.request

gahoo/ross,gahoo/ross