Imports github.com/antihax/optional github.com/aws/aws-sdk-go/aws/credentials github.com/aws/aws-sdk-go/aws/signer/v4 golang.org/x/oauth2 Standard library imports bytes context encoding/json encoding/xml errors fmt io io/ioutil log mime/multipart net/http net/http/httputil net/url os path path/filepath reflect regexp strconv strings time unicode/utf8