Retrieve project statistics

curl --request GET \
  --url https://api.fluxend.app/projects/{projectUUID}/stats \
  --header 'Authorization: <authorization>'

{
  "content": {
    "createdAt": "<string>",
    "databaseName": "<string>",
    "id": 123,
    "indexSize": "<string>",
    "tableCount": [
      {
        "estimatedRowCount": 123,
        "tableName": "<string>"
      }
    ],
    "tableSize": [
      {
        "tableName": "<string>",
        "totalSize": "<string>"
      }
    ],
    "totalSize": "<string>",
    "unusedIndex": [
      {
        "indexName": "<string>",
        "indexScans": 123,
        "indexSize": "<string>",
        "tableName": "<string>"
      }
    ]
  },
  "errors": [
    "<string>"
  ],
  "metadata": "<unknown>",
  "success": true
}