public void setInstanceId(String instanceId) {
        this.instanceId = instanceId;
    }
<p>
The identifier of the Amazon Connect instance. You can find the instance ID in the Amazon Resource Name (ARN of
the instance).
</p>

@param instanceId
       The identifier of the Amazon Connect instance. You can find the instance ID in the Amazon Resource Name
       (ARN of the instance).
aws-java-sdk-connect/src/main/java/com/amazonaws/services/connect/model/AssociateUserProficienciesRequest.java