The co-agent's default target from its pairing rows — the first IsDefault row in Sequence order (server enforces at most one, but the helper stays deterministic regardless). null when there are no rows or none is marked default.
IsDefault
Sequence
null
The co-agent's default target from its pairing rows — the first
IsDefaultrow inSequenceorder (server enforces at most one, but the helper stays deterministic regardless).nullwhen there are no rows or none is marked default.