An array of destination chain ids or '*' for all.
OptionaleventsAn optional array with the events to deliver. Use '*' for all.
OptionalhistoryHistorical Query.
Enables backfilling historical data up to the server's retention limit in your subscription.
Modes:
"last": Retrieves the last N data points and continues the real-time stream."timeframe": Supports open or closed time frames using relative time expressions or explicity start and end dates.Relative timeframe format: {rel}_{n}_{units}
{rel}: "this" (includes events up to now) or "previous" (includes only complete time chunks).{n}: A positive integer.{units}: "minutes", "hours", "days", "weeks", "months", or "years"."this" keeps the stream open for real-time updates, while "previous" closes it at the end.
An array of origin chain ids or '*' for all.
OptionalsendersAn array of sender addresses or '*' for all.
XCM Agent subscription inputs.