{
    "Datapoints": [
        {
            "Timestamp": "2017-03-01T04:05:00Z",
            "Average": 145.80000000000001,
            "Unit": "Count"
        },
        {
            "Timestamp": "2017-03-01T10:35:00Z",
            "Average": 182.19999999999999,
            "Unit": "Count"
        },
        {
            "Timestamp": "2017-03-01T05:30:00Z",
            "Average": 180.19999999999999,
            "Unit": "Count"
        },
        {
            "Timestamp": "2017-03-01T17:35:00Z",
            "Average": 140.40000000000001,
            "Unit": "Count"
        },
        {
            "Timestamp": "2017-03-01T01:05:00Z",
            "Average": 102.2,
            "Unit": "Count"
        },
        {
            "Timestamp": "2017-03-01T22:15:00Z",
            "Average": 114.2,
            "Unit": "Count"
        },
        {
            "Timestamp": "2017-03-01T05:45:00Z",
            "Average": 131.19999999999999,
            "Unit": "Count"
        },
        {
            "Timestamp": "2017-03-01T10:10:00Z",
            "Average": 201.40000000000001,
            "Unit": "Count"
        },
        {
            "Timestamp": "2017-03-01T09:00:00Z",
            "Average": 106.40000000000001,
            "Unit": "Count"
        },
        {
            "Timestamp": "2017-03-01T04:35:00Z",
            "Average": 159.59999999999999,
            "Unit": "Count"
        }
    ],
    "Label": "DatabaseConnections"
}

##</code><code>##

#!/usr/bin/perl

use strict;
use warnings;
use JSON::PP;
use CGI;

my $json = JSON::PP->new->utf8;
#my $json_text = CGI->new->param('aws.json');
#my $perl_scalar = $json->decode( $json_text );

local $/;

open( my $fh, '<', 'aws.json' );
my $json_text = <$fh>;
my $perl_scalar = decode_json($json_text);

#print encode_json($perl_scalar);
print $json->utf8->encode($perl_scalar);


##</code><code>##

{"Datapoints":[{"Average":145.8,"Timestamp":"2017-03-01T04:05:00Z","Unit":"Count"},{"Av
erage":182.2,"Timestamp":"2017-03-01T10:35:00Z","Unit":"Count"},{"Average":108,"Timesta
mp":"2017-03-01T18:50:00Z","Unit":"Count"},{"Average":134.8,"Timestamp":"2017-03-01T01:
45:00Z","Unit":"Count"},{"Average":99.4,"Timestamp":"2017-03-01T23:30:00Z","Unit":"Coun
t"},{"Average":234,"Timestamp":"2017-03-01T15:15:00Z","Unit":"Count"},{"Average":164.6,
"Timestamp":"2017-03-01T06:25:00Z","Unit":"Count"},{"Average":156.4,"Timestamp":"2017-0
3-01T12:55:00Z","Unit":"Count"},{"Average":111.2,"Timestamp":"2017-03-01T21:10:00Z","Un
it":"Count"},{"Average":156.8,"Timestamp":"2017-03-01T20:40:00Z","Unit":"Count"},{"Aver
age":163.2,"Timestamp":"2017-03-01T03:35:00Z","Unit":"Count"},{"Average":153.8,"Timesta
mp":"2017-03-01T11:50:00Z","Unit":"Count"},{"Average":155.8,"Timestamp":"2017-03-01T18:
20:00Z","Unit":"Count"},{"Average":109.8,"Timestamp":"2017-03-01T16:30:00Z","Unit":"Cou
nt"},{"Average":159.2,"Timestamp":"2017-03-01T08:15:00Z","Unit":"Count"},{"Average":145
.8,"Timestamp":"2017-03-01T23:00:00Z","Unit":"Count"}

...and more of the same till the end