curl --request GET \
  --url https://api.transmit.dev/v1/credits \
  --header 'Authorization: Bearer <token>'

{
  "balance": 123,
  "monthly_usage": 123,
  "total_consumed": 123,
  "email_consumed": 123,
  "sms_consumed": 123,
  "hourly_limit": 123,
  "daily_limit": 123,
  "monthly_limit": 123,
  "current_hour_usage": 123,
  "current_day_usage": 123,
  "is_paid": true,
  "hourly_reset_at": "2023-11-07T05:31:56Z",
  "daily_reset_at": "2023-11-07T05:31:56Z",
  "monthly_reset_at": "2023-11-07T05:31:56Z"
}