Imports github.com/ethereum/go-ethereum/log github.com/ethereum/go-ethereum/swarm/spancontext github.com/ethereum/go-ethereum/swarm/storage/feed github.com/ethereum/go-ethereum/metrics github.com/pborman/uuid github.com/ethereum/go-ethereum/swarm/api Standard library imports bytes context encoding/json errors fmt io io/ioutil net/http net/textproto net/url os path/filepath regexp strconv strings time net/http/httptrace archive/tar mime/multipart