Get rid of rule node configurationBytes

common/data/src/main/java/org/thingsboard/server/common/data/rule/RuleNode.java

@@ -62,9 +62,7 @@ public class RuleNode extends BaseDataWithAdditionalInfo<RuleNodeId> implements
     @Schema(description = "Version of rule node configuration. ", example = "0")
     private int configurationVersion;
     @Schema(description = "JSON with the rule node configuration. Structure depends on the rule node implementation.", implementation = JsonNode.class)
-    private transient JsonNode configuration;
-    @JsonIgnore
-    private byte[] configurationBytes;
+    private JsonNode configuration;
 
     private RuleNodeId externalId;
 
@@ -92,14 +90,6 @@ public class RuleNode extends BaseDataWithAdditionalInfo<RuleNodeId> implements
         return name;
     }
 
-    public JsonNode getConfiguration() {
-        return BaseDataWithAdditionalInfo.getJson(() -> configuration, () -> configurationBytes);
-    }
-
-    public void setConfiguration(JsonNode data) {
-        setJson(data, json -> this.configuration = json, bytes -> this.configurationBytes = bytes);
-    }
-
     @Schema(description = "JSON object with the Rule Node Id. " +
                           "Specify this field to update the Rule Node. " +
                           "Referencing non-existing Rule Node Id will cause error. " +