interface SessionInfoSession information for a given shard, used to resume a session
externalresumeURL : string
URL to use when resuming
externalsequence : number
The sequence number of the last message sent by the shard
externalsessionId : string
Session id for this shard
externalshardCount : number
The total number of shards at the time of this shard identifying
externalshardId : number
The id of the shard