Array
(
    [url] => https://api.personio.de/v1/recruiting/applications/documents
    [content_type] => application/json
    [http_code] => 400
    [header_size] => 400
    [request_size] => 334
    [filetime] => -1
    [ssl_verify_result] => 0
    [redirect_count] => 0
    [total_time] => 0.080722
    [namelookup_time] => 0.000106
    [connect_time] => 0.005694
    [pretransfer_time] => 0.018589
    [size_upload] => 1050570
    [size_download] => 78
    [speed_download] => 975
    [speed_upload] => 13132125
    [download_content_length] => 78
    [upload_content_length] => 1050570
    [starttransfer_time] => 0.024199
    [redirect_time] => 0
    [redirect_url] => 
    [primary_ip] => 3.121.83.27
    [certinfo] => Array
        (
        )

    [primary_port] => 443
    [local_ip] => 78.46.44.117
    [local_port] => 48436
    [http_version] => 2
    [protocol] => 2
    [ssl_verifyresult] => 0
    [scheme] => HTTPS
    [appconnect_time_us] => 18558
    [connect_time_us] => 5694
    [namelookup_time_us] => 106
    [pretransfer_time_us] => 18589
    [redirect_time_us] => 0
    [starttransfer_time_us] => 24199
    [total_time_us] => 80722
)
{"error":{"reason":"Invalid multipart request body and/or headers supplied."}}