<?php

        $json = '[{"jsonrpc":"2.0","result":{"appName":"WFBOT2021230567","appId":91561,"appVersions":[{"owner":"joaozinhoespigao@gmail.com","versionId":89952,"version":"1.0-DELAY","applicationKey":"sXptf0hr2WzttktB","delayData":true,"subscriptionRequired":true,"ownerManaged":false,"active":true},{"owner":"joaozinhoespigao@gmail.com","versionId":89951,"version":"1.0","applicationKey":"gdexoFfMYc1utjSZ","delayData":false,"subscriptionRequired":true,"ownerManaged":false,"active":false}]},"id":1}]';

        $createKey = json_decode($json, 1);

     

        if(isset($createKey[0]["result"]["appVersions"])){

                echo 'Entrou! ';

                foreach ($createKey[0]["result"]["appVersions"] as $av) {

                        if($av["version"] == "1.0-DELAY"){

                                echo 'TK: '.$av["applicationKey"];

                        }

                }

        }