curl --request GET \
  --url https://api.getbluma.com/api/v1/usage/metrics \
  --header 'Authorization: Bearer <token>'

{
  "metrics": {
    "total_requests": 123,
    "successful_requests": 123,
    "failed_requests": 123,
    "success_rate": 123,
    "average_latency": 123,
    "median_latency": 123,
    "p95_latency": 123,
    "p99_latency": 123,
    "total_credits_consumed": 123
  }
}