public CreateSimulationJobResult withLastStartedAt(java.util.Date lastStartedAt) {
        setLastStartedAt(lastStartedAt);
        return this;
    }
<p>
The time, in milliseconds since the epoch, when the simulation job was last started.
</p>

@param lastStartedAt
       The time, in milliseconds since the epoch, when the simulation job was last started.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-robomaker/src/main/java/com/amazonaws/services/robomaker/model/CreateSimulationJobResult.java