file upload using DSP to Integration server

I am able to get the uploaded file contents into IS , but I am stuck while parsing the contents of received data to get actual file contents.

Below is format of data which i received after http call to service. how can i parse the below one to get actual filename and its content. please help me regarding this.

Content-Disposition: form-data; name=“file_0”; filename=“DevOutput.txt”
Content-Type: text/plain

this is file contents.