diff --git a/models/Checkjson.js b/models/Checkjson.js
index 768dc1a..f516fa9 100755
--- a/models/Checkjson.js
+++ b/models/Checkjson.js
@@ -102,6 +102,7 @@ Checkjson.schema.properties.format = {
   ipv4: /^([0–9]{1,3}.){3}.([0–9]{1,3})$/,
   ipv6: /^((([0–9A-Fa-f]{1,4}:){7}[0–9A-Fa-f]{1,4})|(([0–9A-Fa-f]{1,4}:){6}:[0–9A-Fa-f]{1,4})|(([0–9A-Fa-f]{1,4}:){5}:([0–9A-Fa-f]{1,4}:)?[0–9A-Fa-f]{1,4})|(([0–9A-Fa-f]{1,4}:){4}:([0–9A-Fa-f]{1,4}:){0,2}[0–9A-Fa-f]{1,4})|(([0–9A-Fa-f]{1,4}:){3}:([0–9A-Fa-f]{1,4}:){0,3}[0–9A-Fa-f]{1,4})|(([0–9A-Fa-f]{1,4}:){2}:([0–9A-Fa-f]{1,4}:){0,4}[0–9A-Fa-f]{1,4})|(([0–9A-Fa-f]{1,4}:){6}((b((25[0–5])|(1d{2})|(2[0–4]d)|(d{1,2}))b).){3}(b((25[0–5])|(1d{2})|(2[0–4]d)|(d{1,2}))b))|(([0–9A-Fa-f]{1,4}:){0,5}:((b((25[0–5])|(1d{2})|(2[0–4]d)|(d{1,2}))b).){3}(b((25[0–5])|(1d{2})|(2[0–4]d)|(d{1,2}))b))|(::([0–9A-Fa-f]{1,4}:){0,5}((b((25[0–5])|(1d{2})|(2[0–4]d)|(d{1,2}))b).){3}(b((25[0–5])|(1d{2})|(2[0–4]d)|(d{1,2}))b))|([0–9A-Fa-f]{1,4}::([0–9A-Fa-f]{1,4}:){0,5}[0–9A-Fa-f]{1,4})|(::([0–9A-Fa-f]{1,4}:){0,6}[0–9A-Fa-f]{1,4})|(([0–9A-Fa-f]{1,4}:){1,7}:))$/,
   telephonefr: /^0[1-9][0-9]{8}$/,
+  imgbase64:/data:image\/(png|jpg|jpeg|svg);base64,(?:[A-Za-z0-9+\/]+)/,
   telephoneinter: /^\+*(\d{3})*[0-9,\-]{8,}/,
   password:
     /^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)(?=.*[$@$!%*?&.])[A-Za-z\d$@$!%*?&.{}:|\s]{8,}/,
@@ -211,6 +212,7 @@ Checkjson.schema.data = (schema, data, withschemacheck) => {
           multimsg=multimsg.concat(propertiescheck(properties[p].properties,subdata[p]))
         }
         //type can be a list of string; number, array, boolean, object, null 
+        console.log(p,properties[p].type )
         const typlist =
           properties[p].type && typeof properties[p].type === "string"
             ? [properties[p].type]