get https://api.shinami.com/aptos/node/v1/-/healthy
Description
By default this endpoint just checks that it can get the latest ledger
info and then returns 200.
If the duration_secs param is provided, this endpoint will return a
200 if the following condition is true:
server_latest_ledger_info_timestamp >= server_current_time_timestamp - duration_secs.
Authentication
Authentication is via an 'Authorization: Bearer YOUR_API_ACCESS_KEY' header (which you must add to the sample requests).