curl  -X POST 'https://api.documo.com/vl/fax/send'  
-H 'Authorization: Basic YOUR API KEY' 
-H 'content-type: multipart/form-data'  
-F 'recipientFax=12345678900' 
-F 'coverPage=true'  
-F 'recipientName=John Snow'
-F 'subject=Winter is coming'  
-F 'notes=This fax is gonna let you know about the coming winter' 
-F ' =@/home/user/Documents/Winter. pdf'

require 'net/http' , require  'uri'
uri  =  URI . parse ( "https : //api.documo.com/v1/fax/send" )  request  =  Net: : HTTP: :
Post . new (uri)  request . content_ type  = "multipart/form-data"
request[ "Authorization" ] = "Basic YOUR API KEY" request . set_form_data( 
"recipientFax" => "12345678900",  "coverPage" => "true", "recipientName" => "John
Snow" , "subject" => "Winter is coming" ,  "notes"  =>  "This fax is gonna let you
know about the coming winter ''  ''  =>  "@/home/user/Documents/Winter . pdf " , 
reg options = {
use ssl: uri.scheme ==  "https", 
response =  http. request  (request), puts response.   read  .  .  /common/templates  _layout

import  requests
|  url  =  "http://api.documo.com/vl/fax/send',
headers  =  {
'Authorization':'Basic YOUR API KEY',' Content-Type ':' multipart/form-data '  ,
data  =  [
('recipientFax','12345678900') , ' ( ' coverPage ' ,   true ) ,
(  ' recipientName ' ,  'John Snow '  ) ,  ' (  ' subiect ' ,  ' Winter is coming '  ) ,  
( ' notes ' ,  ' This
fax is gonna let you know about the coming winter '
files  =  [
( " ' ,  open ( ' /home/user/Documents/Winter . pdf '  ' rb '  ) ) ,
requests . post ( url,   headers=headers ,  data=data ,  files=files ) ,

$ client   =   new   http \ Client;
$ request   =   new http \ Client \ Request;

$body  =  new http\Message\Body;
$body -> addForm(array(  "recipientFax'  =>  '12345678900', 
' recipientName ' => 'John Snow' ,  ' subject '   => ' Winter is coming' , 
'notes' => This fax is gonna let you know about the coming winter ), array(
array(
'name' => ' '
'type' => null,
'file' => ' /home/vlad/Downloads/Winter.pdf ' , 
"data' => null
}
) ) ;
$request -> setRequesturl( ' https://api.documo.com/v1/fax/send ' ) ; $request -
> setRequestMethod (   'POST'   )  ; $request -> setBody ( $body ) ;
$request -> setHeaders ( array (
'Authorization' => ' Basic YOUR API KEY "  ) ) ;
$client->enqueue  (  $request)->send( ) ; $response = $client -> getResponse ( ) ;
echo $response -> getBody ( ) ;  

const fs = require ( " fs " ) ;
const request = require ("request")
let fileName ="/home/user/Documents/Winter. pdf"
request ( {
method: ' POST ',  url : ' https :  / / api.documo.com/vl/fax/send', headers: {
Authorization: 'Basic YOUR API KEY', ' content-type ' : ' multipart / form-data '
formData: {
recipientFax: '12345678900', coverPage: true, recipientName: 'John Snow' ,
subject: 'Winter is coming ' ,  notes: ' This fax is gonna let you know about the
coming winter' ;
files:  {
value: fs.createReadStream(fileName),  options: {

filename: fileName contenTType: 'application/pdf"
} , function (  error, response,  body )  { 
'console. log (body);  }  )  ;