curl --request GET \
  --url https://api.upstash.com/v2/vector/index/stats \
  --header 'Authorization: Basic <encoded-value>'

{
  "record_count": 10,
  "request": 10,
  "bandwidth": 750,
  "storage": 950,
  "billing": 0.001,
  "rerank_count": 0
}