public ListAssetContractsRequest withContractFilter(ContractFilter contractFilter) {
        setContractFilter(contractFilter);
        return this;
    }
<p>
Contains the filter parameter for the request.
</p>

@param contractFilter
       Contains the filter parameter for the request.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-managedblockchainquery/src/main/java/com/amazonaws/services/managedblockchainquery/model/ListAssetContractsRequest.java