version_id:"1",
configs: [{
        target: {
                addr:"localhost",
        },
        build_info: {
                creator:"uazo",
                hostname:"localhost",
                toolchain:"xx"
        },
        remoteexec_platform: {
                rbe_instance_basename: "default_instance",
                has_nsjail: false
        },
        dimensions: "os:linux"
}]