Imports github.com/aws/aws-lambda-go/lambda github.com/aws/aws-sdk-go/aws github.com/aws/aws-sdk-go/aws/session github.com/aws/aws-sdk-go/service/dynamodb github.com/aws/aws-sdk-go/service/dynamodb/dynamodbattribute github.com/aws/aws-sdk-go/service/dynamodb/dynamodbiface Standard library imports bytes encoding/json errors io/ioutil log net/http os strconv time