Создание сегмента из CSV-файла

Создает сегмент из файла с данными. В файле должно быть не менее 100 записей.

1. Синтаксис запроса
2. В теле запроса
3. Формат ответа

https://api-audience.yandex.ru/v1/management/segments/upload_csv_file
 ? 

POST http://api-audience.yandex.ru/v1/management/segments/upload_csv_file
Content-Type: multipart/form-data; boundary=--------------------------5b2a52c5c90f668a
Context-Length: 331

--------------------------5b2a52c5c90f668a
Content-Disposition: form-data; name="file"; filename="data.csv"
Content-Type: application/octet-stream

"email","phone","ext_id","key1","key2"
"abc@inbox.ru","111","1","q","w"
"abc@mail.ru","222","2","q","w"
"bcd@mail.ru","333","3","q","w"
"abc@yandex.ru","444","4","q","w"
"bcd@yandex.ru","555","5","q","w"
"cde@mail.ru","666","6","q","w"
"cde@yandex.ru","777","7","q","w"
"def@mail.ru","888","8","q","w"
"def@yandex.ru","999","9","q","w"
--------------------------5b2a52c5c90f668a--

{
    "segment" :  < _uploading_segment > 
}