anchor.diff:      let accessKey = Helpers.md5 <| accountId + apiKey
       
       let getRequest' = Helpers.getRequest accessKey accountId
  +    let postRequest' = Helpers.postRequest accessKey accountId
   
       /// <summary>Fetches information about the state of an execution.</summary>
       /// <param name="executionId">The UUID of the execution.</param>
  
positive.code:         let url = "https://api.dexi.io/executions/" + executionId + "/file/" + fileId
          getRequest' url
          |> getResponseStream(streamConsumer)
  
  
  
  
negative.code:         |> withHeader (Accept "application/json")
          |> withHeader (ContentType "application/json")
  //        |> getResponseBody
  
      let postRequest accessKey accountId url =
          createRequest Post url
          |> withHeader (Custom {name = "X-DexiIO-Access"; value = accessKey})  
          |> withHeader (Custom {name = "X-DexiIO-Account"; value = accountId})
          |> withHeader (Accept "application/json")
          |> withHeader (ContentType "application/json")
  
      let deleteRequest accessKey accountId url =
          createRequest Delete url
  