public ReservedInstance withFixedPrice(Double fixedPrice) {
        setFixedPrice(fixedPrice);
        return this;
    }
<p>
The upfront fixed charge you will paid to purchase the specific Reserved Instance offering.
</p>

@param fixedPrice
       The upfront fixed charge you will paid to purchase the specific Reserved Instance offering.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-opensearch/src/main/java/com/amazonaws/services/opensearch/model/ReservedInstance.java