<?php

$resposta = array('shopId' => 33015842,
                  'paymentMethod' => 'E_COMMERCE',
				  'contractNumber' => 1026194250,
				  'Nome' => 'Fabio');
				  
foreach ($resposta as $chave => $valor) {
	if ($chave == 'shopId' or $chave == 'paymentMethod'){
		echo "{$chave} {$valor} \n";
	}
}