Sequence id after the final entry in entries
If query was up to the end sequence id AND
isComplete is true, this is the next available
sequence id for addEntry.
The LogEntry records returned by the query
True if all the requested entries have been returned
Queries may return fewer entries than requested. If
isComplete is false, repeat the query starting
from nextSequenceId.
Sequence id corresponding to the first entry in entries
All other entries have consecutive ascending sequence ids
A range of LogEntry values returned by querying an EventLog