type ResourceUsage struct {
	Used     int64                `json:"used"`
	Free     int64                `json:"free"`
	Capacity int64                `json:"capacity"`
	Usage    float64              `json:"usage"`
	Summary  ResourceUsageSummary `json:"summary"`
}

type ResourceUsageSummary struct {
	Used     string `json:"used"`
	Free     string `json:"free"`
	Capacity string `json:"capacity"`
	Usage    string `json:"usage"`
}

type Usage struct {
	Memory  ResourceUsage `json:"memory"`
	CPU     ResourceUsage `json:"cpu"`
	Storage ResourceUsage `json:"storage"`
}