Imports github.com/aws/aws-sdk-go/aws github.com/aws/aws-sdk-go/aws/session github.com/aws/aws-sdk-go/service/firehose github.com/gorilla/mux github.com/prometheus/client_golang/prometheus github.com/segmentio/backo-go github.com/xtgo/uuid Standard library imports bytes context encoding/base64 encoding/json fmt io io/ioutil log net/http os strconv strings time