Retrieves the list of all the available supported pairs and time range availability.
[Optional] The pair for which to retrieve the information.<br/>[Default] All available pairs.
[Optional] Time format of the timestamps in the return payload.<br/>[Defaults] milliseconds | ms* | iso | iso8601 | hr | human_readable
[Optional]If true, endpoint returns all pairs, including delisted ones. <br/>[Defaults] True| False*
200
The response is of type object
.