anchor.diff:                  "download_url": "http://..../request-10.zip"
               }
   
  -+ Response 500 (application/json)
  ++ Response 401 (application/json)
   
           {
  -            "code": 500,
  -            "message": "User key is invalid.",
  -            "data": null
  +            "error": "API key is invalid.",
           }
   
   + Response 404 (application/json)
   
           {
  -            "code": 404,
  -            "message": "Invalid template id.",
  -            "data": null
  +            "error": "Invalid template id.",
           }
  
positive.code: + Request (application/json)
          
          {
              "user_key": "userkey",
              "template_id": 128,
              "data": {
                  "sender": "Kumos me, Apur Susu 12, Segal",
                  "receiver": "Kule Huhu, Alamar 26, Gugu, Mongo",
  
negative.code: + Response 200 (application/json)
  
          {
              "request_id": 10
          }
          
  + Response 401 (application/json)
  
          {
              "error": "API key is invalid.",
          }
  
  + Response 404 (application/json)
  
          {
              "error": "Invalid template id.",
          }
          
  + Response 417 (application/json)
  
          {
              "error": "No data specified.",
          }
  
  ## Informations [/api/v1/request/{id}]
  
  Returns details about request including. When request is completed, it will include link to download generated documents.
  
  + Parameters
      + id (number, required) - ID of request
  
  ### Request details [GET]
  
  + Request
      
      + Headers
          
              X-Auth: API key
  
  + Response 200 (application/json)
  
  