JengaHq API Requests using GuzzleHttp for php

accountBalance.php

<?php

$account_id ={accountId};
$country_code='KE';
$date = date('Y-m-d');

$plainText  = $account_id.$country_code.$date;
$privateKey = openssl_pkey_get_private('file://'.storage_path('privatekey.pem'));
$token      = {token}; //returned from token function above

openssl_sign($plainText, $signature, $privateKey, OPENSSL_ALGO_SHA256);
// dd(base64_encode($signature));
try {
    $client = new Client();
    $request = $client->request('GET', 'https://uat.jengahq.io/account/v2/accounts/balances/'.{country_code}.'/'.{account_id}, 
    [
        'headers' => [
        'Authorization' => 'Bearer '.$token,
        'signature' => base64_encode($signature),
        'Content-type' => 'application/json',
        'Accept' => '*/*'
        ]
    ]);
    $response = json_decode($request->getBody()->getContents());
    dd($response);


} catch (RequestException $e) {
    dd((string) $e->getResponse()->getBody());
}

sendMoney.php

<?php 

$account_id ={accountId};
$country_code='KE';
$date = date('Y-m-d');

$plainText  = $account_id.$country_code.$date;
$privateKey = openssl_pkey_get_private('file://'.storage_path('privatekey.pem'));
$token      = {token}; //returned from token function above

openssl_sign($plainText, $signature, $privateKey, OPENSSL_ALGO_SHA256);

try {
    $client = new Client();
    $request = $client->request('POST', 'https://uat.jengahq.io/transaction/v2/remittance', [
        'headers' => [
        'Authorization' => 'Bearer '.$token,
        'signature' => base64_encode($signature),
        'Content-type' => 'application/json',
        'Accept' => '*/*'
        ],
        'json' => [
            "source" => [
              "countryCode" => $country_code,
              "name" => "Testing bit",
              "accountNumber" => $account_id

           ],
           "destination" => [
              "type" => "bank",
              "countryCode" => $country_code,
              "name" => "John Doe",
              "mobileNumber" =>"0722199957",
              "bankCode" => "63",
              "accountNumber" => "0090207635001"

           ],
           "transfer" => [
              "type" => "PesaLink",
              "amount" => "10",
              "currencyCode" => "KES",
              "reference" => "692194625798",
              "date" => "2019-01-29",
              "description" => "Status payment"

           ]
        ]
    ]);

    $response = json_decode($request->getBody()->getContents());
    dd($response);


} catch (RequestException $e) {
    dd($e);
    dd((string) $e->getResponse()->getBody());
}

token.php

<?php 

try {
    $client = new Client();
    $request = $client->request('POST', 'https://uat.jengahq.io/identity/v2/token', [
        'headers' => [
        'Authorization' => {api_key},
        'Content-type' => 'application/x-www-form-urlencoded'
        ],
        'form_params' => [
            'username' => {username},
            'password' => {password}
        ]
    ]);
    $response = json_decode($request->getBody()->getContents())->access_token;

    return $response;

} catch (RequestException $e) {
    dd((string) $e->getResponse()->getBody());
}