text: curl -i -X POST 'http://localhost:3080/v2/compute/projects/a1e920ca-338a-4e9f-b363-aa607b09dd80/traceng/nodes/770d23d8-e568-4fc4-8497-216c2e129d53/adapters/0/ports/0/start_capture' -d '{"capture_file_name": "test.pcap", "data_link_type": "DLT_EN10MB"}'
  
  POST /v2/compute/projects/a1e920ca-338a-4e9f-b363-aa607b09dd80/traceng/nodes/770d23d8-e568-4fc4-8497-216c2e129d53/adapters/0/ports/0/start_capture HTTP/1.1
  {
      "capture_file_name": "test.pcap",
      "data_link_type": "DLT_EN10MB"
  }
  
  
  HTTP/1.1 200
  Connection: close
  Content-Length: 123
  Content-Type: application/json
  Date: Wed, 08 Jan 2020 02:27:27 GMT
  Server: Python/3.6 GNS3/2.2.4dev1
  X-Route: /v2/compute/projects/{project_id}/traceng/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/start_capture
  
  {
      "pcap_file_path": "/tmp/tmp3gc2avyo/projects/a1e920ca-338a-4e9f-b363-aa607b09dd80/project-files/captures/test.pcap"
  }
  