get response data from guzzle code example

Example 1: guzzle post request with data

$response = $client->request('POST', 'http://httpbin.org/post', [
    'form_params' => [
        'field_name' => 'abc',
        'other_field' => '123',
        'nested_field' => [
            'nested' => 'hello'
        ]
    ]
]);

Example 2: php convert guzzle response to json

$response = GuzzleHttp\get('http://httpbin.org/get');
if ($response->getBody()) {
    echo $response->getBody();
    // JSON string: { ... }
}