doWork
Attempt to send all pending messages for the user.
Return
Result.Success. Can't touch this.
Does not return Result.Retry nor Result.Failure.
The failure or retry logic is handled by MessageSender for each message.
Attempt to send all pending messages for the user.
Result.Success. Can't touch this.
Does not return Result.Retry nor Result.Failure.
The failure or retry logic is handled by MessageSender for each message.