Error

HTTP Error: cURL ERROR: 52: Empty reply from server
url: https://web.yosoyvendedor.com:443/webservices/apiMerchants_v_1.2/index.php
content_type: 
http_code: 0
header_size: 0
request_size: 287
filetime: -1
ssl_verify_result: 0
redirect_count: 0
total_time: 0.53258
namelookup_time: 1.6E-5
connect_time: 0.127592
pretransfer_time: 0.408549
size_upload: 0
size_download: 0
speed_download: 0
speed_upload: 0
download_content_length: -1
upload_content_length: 1159
starttransfer_time: 0.532576
redirect_time: 0
redirect_url: 
primary_ip: 173.212.218.62
certinfo: Array
primary_port: 443
local_ip: 174.136.12.182
local_port: 20876