Описание метода API

$url = 'https://texttospeech.ru/api/v1/synthesize'; 

$headers = ['Api-Key: 017629f4ef3f3ec2xxxxxxxxxxxxx'];

$params = ['code' => 'ru-RU001', 'text' => 'Привет мир!'];


$ch = curl_init();
curl_setopt($ch, CURLOPT_AUTOREFERER, TRUE);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, TRUE);
curl_setopt($ch, CURLOPT_HEADER, false);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, $params);
curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

$response = curl_exec($ch);
 
curl_close($ch);

echo $response;