POST /passou HTTP/1.1^M
Accept-Encoding: gzip,deflate^M
Connection:      Keep-Alive^M
Content-Length:  1802^M
Content-Type:    application/json^M
Cookie:          XSRF-TOKEN=eyJpdiI6IkhqbXFpcEZ2NW1qakhma040eHM5OVE9PSIsInZhbHVlIjoiVklUMTZYbjk5azF5cXlKR0FCQU9GcEthajZqXC9aVjhLTmdsUlwvanRadTF5RTgxTmZ6YzBDQzVRWk5PTVB3YjBaRlArWXhBRlgzdmtJT0xNXC9BeE5oR0E9PSIsIm1hYyI6IjMyNWRhNDUzYmE1NDQ0MjMyNjg2ZTY4NDQyYjdlMDVlNjliZWM0Y2E3ZTI3NDQ1ZWYwMjBjMGNhODMzMzhiNjEifQ%3D%3D; laravel_session=eyJpdiI6InZOWGc4M0ViN0hCRWc2alNkR3dJUHc9PSIsInZhbHVlIjoiNExjWDZSWEtKZ3ZSWGFRRHBUOG1EYU9hS2N4b2ZnQ1ViYjBDV1RGV0JMU2prb3dQY1lkalhzbWsrSmtJZkIyTWZPTUlTak45cWpLZHdnZmhrTnYxZ3c9PSIsIm1hYyI6Ijc2ODZhMDBhZTY5NzhkYjU4Y2VlNGRjZmNiNDlkZjM4OTVlNjMyMmY0MjQ1ODBmYWRkMzY3MGIwYWNkNjI5NjMifQ%3D%3D^M
Host:            teste.dx7^M
User-Agent:      Apache-HttpClient/4.5 (Java/1.7.0_79)^M
^M
{"version":"2.0","secret":"123","type":"DevicesSeen","data":{"apMac":"00:18:0a:24:00:d0","apFloors":["Terreo"],"apTags":["","Rui","Terreo",""],"observations":[{"ipv4":null,"location":{"lat":-27.591731402769064,"lng":-48.493424756868876,"unc":30.575295563671613,"x":[39.95044703554812],"y":[12.458059471638961]},"seenTime":"2017-08-18T19:58:16Z","ssid":null,"os":"iOS","clientMac":"d8:bb:2c:79:24:9e","seenEpoch":1503086296,"rssi":10,"ipv6":null,"manufacturer":"Apple"},{"ipv4":null,"location":{"lat":-20.36849699812889,"lng":-56.671748659254035,"unc":3311048.709703039,"x":[-1029790.6265194623],"y":[-482370.5916992783]},"seenTime":"2017-08-18T19:57:59Z","ssid":null,"os":null,"clientMac":"68:c4:4d:59:28:a8","seenEpoch":1503086279,"rssi":11,"ipv6":null,"manufacturer":"Motorola Mobility LLC, a..."},{"ipv4":null,"location":{"lat":-27.591760424025242,"lng":-48.49346321647525,"unc":15.882821701125632,"x":[41.68557674077884],"y":[7.795381645650792]},"seenTime":"2017-08-18T19:58:08Z","ssid":null,"os":null,"clientMac":"f4:f5:24:b5:77:23","seenEpoch":1503086288,"rssi":14,"ipv6":null,"manufacturer":"Motorola Mobility LLC, a..."},{"ipv4":null,"location":{"lat":-27.57610415465702,"lng":-48.51125030308867,"unc":3735355.6769782603,"x":[-2192.503073679766],"y":[-1043.3792964455843]},"seenTime":"2017-08-18T19:58:08Z","ssid":null,"os":"Android","clientMac":"50:55:27:af:71:67","seenEpoch":1503086288,"rssi":7,"ipv6":null,"manufacturer":"LG Electronics (Mobile..."},{"ipv4":null,"location":{"lat":-10.41563888340804,"lng":-67.94045451135523,"unc":4288150.094385385,"x":[-2448783.397841856],"y":[-1147028.4594821092]},"seenTime":"2017-08-18T19:58:13Z","ssid":null,"os":"Nexus","clientMac":"40:88:05:97:3d:90","seenEpoch":1503086293,"rssi":15,"ipv6":null,"manufacturer":"Motorola Mobility LLC, a..."}]}}

public function passou_usuario(Request $request) {
    $apMac = collect($request->data)->toArray();
    foreach ($apMac as $t) {
        if ($t == '00:18:0a:24:0a:20') {
            $fp = fopen("/opt/rh/httpd24/root/var/www/html/teste/public/log.log", "a");
            fwrite($fp, $request. PHP_EOL);
            fclose($fp);
        }
        return 'ok';
    }
}