curl -X POST https://app.lunacal.ai/api/mcp/get-availability \
  -H "Authorization: Bearer $ACCESS_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{
    "eventTypeId": 42,
    "startTime": "2026-10-10T00:00:00.000Z",
    "endTime": "2026-10-17T00:00:00.000Z",
    "timeZone": "America/New_York"
  }'

curl -X POST https://app.lunacal.ai/api/mcp/get-availability \
  -H "Authorization: Bearer $ACCESS_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{
    "usernameList": ["alice", "bob"],
    "eventTypeSlug": "30min-call",
    "startTime": "2026-10-10T00:00:00.000Z",
    "endTime": "2026-10-17T00:00:00.000Z"
  }'

{
  "slots": {
    "2026-10-10": [
      { "time": "2026-10-10T09:00:00.000Z", "userIds": [1], "users": ["alice"] },
      { "time": "2026-10-10T09:30:00.000Z", "userIds": [1], "users": ["alice"] }
    ],
    "2026-10-11": []
  }
}