change the logging level and log the exception

indexer-core/src/main/java/org/opengroup/osdu/indexer/service/StorageServiceImpl.java

@@ -120,7 +120,7 @@ public class StorageServiceImpl implements StorageService {
         try {
             records = this.objectMapper.readValue(bulkStorageData, Records.class);
         } catch (JsonProcessingException e) {
-            throw new AppException(RequestStatus.INVALID_RECORD, "Invalid request", "Successful Storage service response with wrong json");
+            throw new AppException(RequestStatus.INVALID_RECORD, "Invalid request", "Successful Storage service response with wrong json", e);
         }
 
         // no retry possible, update record status as failed -- storage service cannot locate records

indexer-core/src/main/java/org/opengroup/osdu/indexer/util/ElasticClientHandler.java

@@ -106,7 +106,7 @@ public class ElasticClientHandler {
         new BasicHeader("xpack.security.transport.ssl.enabled", tls),
         new BasicHeader("Authorization", basicAuthenticationHeaderVal),
     };
-    log.info(String.format(
+    log.fine(String.format(
         "Elastic client connection uses protocolScheme = %s with a flag "
             + "'security.https.certificate.trust' = %s",
         protocolScheme, isSecurityHttpsCertificateTrust));