Select, As Of Time
When performing time-travel queries, we may not always know what block number we want to query. In addition to specifying a block number, we can also specify a time or a duration of time from the present.
Querying, As of a Time
If we want to submit a query as of a certain time, the value for the "block" key should be a time in ISO-8601 date format.
For example, to query all actors as of December 2, 2018 at 2pm GMT, we could issue:
Note the "Z" at the end means GMT, or Greenwich Mean Time.