public String getKnowledgeBaseId() {
        return this.knowledgeBaseId;
    }
<p>
The unique identifier of the knowledge base that has been associated with an agent.
</p>

@return The unique identifier of the knowledge base that has been associated with an agent.
aws-java-sdk-bedrockagent/src/main/java/com/amazonaws/services/bedrockagent/model/UpdateAgentKnowledgeBaseRequest.java