in sandbox/CWMetricStreamExporter/lambda/main.go [244:252]
func createWriteRequestAndSendToAPS(timeseries []*prompb.TimeSeries) (*http.Response, error) {
writeRequest := &prompb.WriteRequest{
Timeseries: timeseries,
}
body := encodeWriteRequestIntoProtoAndSnappy(writeRequest)
response, err := sendRequestToAPS(body)
return response, err
}