ata state by its key:</p>
<blockquote>
<div><ul class="simple">
<li><p>[getPrivateData()](<a class="reference external" href="https://hyperledger.github.io/fabric-chaincode-node/master/api/fabric-shim.ChaincodeStub.html#getPrivateData__anchor">https://hyperledger.github.io/fabric-chaincode-node/master/api/fabric-shim.ChaincodeStub.html#getPrivateData__anchor</a>)</p></li>
<li><p>[putPrivateData()](<a class="reference external" href="https://hyperledger.github.io/fabric-chaincode-node/master/api/fabric-shim.