PHP Warning: file_get_contents(): SSL operation failed with code 1. OpenSSL Error messages:
error:14090086:SSL routines:SSL3_GET_SERVER_CERTIFICATE:certificate verify failed in some_path
PHP Warning: file_get_contents(): Failed to enable crypto in some_path
PHP Warning: file_get_contents(some_url): failed to open stream: operation failed in some_path

<?php

$url = "https://www.google.com/file.json"

$arrContextOptions = array(
 "ssl" => array(
 "verify_peer" => false,
 "verify_peer_name" => false,
 ),
);

$content = file_get_contents($url, false, stream_context_create($arrContextOptions));

echo $content;