Add entity filters back in for api

backend/internal/util/strings.go

@@ -1,6 +1,9 @@
 package util
 
 import (
+	"bytes"
+	"encoding/json"
+	"npm/internal/logger"
 	"regexp"
 	"strings"
 	"unicode"
@@ -22,3 +25,16 @@ func CleanupWhitespace(s string) string {
 
 	return result
 }
+
+// PrettyPrintJSON takes a string and as long as it's JSON,
+// it will return a pretty printed and formatted version
+func PrettyPrintJSON(s string) string {
+	byt := []byte(s)
+	var prettyJSON bytes.Buffer
+	if err := json.Indent(&prettyJSON, byt, "", "  "); err != nil {
+		logger.Debug("Can't pretty print non-json string: %s", s)
+		return s
+	}
+
+	return prettyJSON.String()
+}