docs: public void setSSECustomerKey(SSECustomerKey sseKey) {
          if (sseKey != null && this.sseAwsKeyManagementParams != null) {
              throw new IllegalArgumentException(
                  "Either SSECustomerKey or SSEAwsKeyManagementParams must not be set at the same time.");
          }
          this.sseCustomerKey = sseKey;
      }