{"boot-source":{"kernel_image_path":"/nonexistent/vmlinux","boot_args":"console=ttyS0"},
"drives":[],"machine-config":{"vcpu_count":1,"mem_size_mib":128},
"network-interfaces":[{"iface_id":"eth0","host_dev_name":"tap0"}],
"logger":{"log_path":"fc.log","level":"Info"},"metrics":{"metrics_path":"fc.metrics"}}