32     pub body: Option<String>,  field
120             http_request.body = Some(request_data[header_end_idx..].to_string());  in unmarshal()
137                 if let Some(body) = &self.body {  in marshal()
138                     request_str += &format!("Content-Length: {}\r\n", body.len());  in marshal()
146         if let Some(body) = &self.body {  in marshal()
147             request_str += body;  in marshal()
159     pub body: Option<String>,  field
199             http_response.body = Some(request_data[header_end_idx..].to_string());  in unmarshal()
219         if let Some(body) = &self.body {  in marshal()
220             response_str += &format!("Content-Length: {}\r\n", body.len());  in marshal()
224         if let Some(body) = &self.body {  in marshal()
225             response_str += body;  in marshal()