Blob Storage の使用量取得

curl --request GET \
  --url 'https://blob.squarecloud.app/v1/account/stats' \
  --header 'Authorization: YOUR_API_KEY'

{
  "status": "success",
  "response": {
    "usage": {
      "objects": 1284,
      "storage": 3221225472
    },
    "plan": {
      "included": 5368709120
    },
    "billing": {
      "extraStorage": 0,
      "storagePrice": 0,
      "objectsPrice": 0,
      "totalEstimate": 0
    },
    "month": {
      "days": 24,
      "average_storage": 3006477107
    }
  }
}