public Observation withStatesExecutionArn(String statesExecutionArn) {
        setStatesExecutionArn(statesExecutionArn);
        return this;
    }
<p>
The Amazon Resource Name (ARN) of the step function execution-based observation.
</p>

@param statesExecutionArn
       The Amazon Resource Name (ARN) of the step function execution-based observation.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-applicationinsights/src/main/java/com/amazonaws/services/applicationinsights/model/Observation.java