curl --request GET \
  --url https://{subdomain}.mihu.ai/api/v1/analytics/calls \
  --header 'Authorization: Bearer <token>'

{
  "meta": {},
  "totals": {
    "calls": 123,
    "inbound": 123,
    "outbound": 123,
    "answered": 123,
    "missed": 123,
    "failed": 123,
    "ai_handled": 123,
    "human_handled": 123
  },
  "duration_sec": {},
  "buckets": {},
  "outcome": {},
  "cost": {},
  "previous": {}
}