diff --git a/src/Revoke.js b/src/Revoke.js
index b14a9f7..014242d 100644
--- a/src/Revoke.js
+++ b/src/Revoke.js
@@ -296,7 +296,7 @@ function Main(props) {
       </div>
 
       <div
-        class="ui input success"
+        className="ui input success"
         style={{
           width: "600px",
         }}
@@ -314,7 +314,7 @@ function Main(props) {
 
       <div>
         <button
-          class="ui primary button"
+          className="ui primary button"
           onClick={onSearchDID}
           style={{
             marginTop: "20px",
@@ -323,7 +323,7 @@ function Main(props) {
           Search
         </button>
         <button
-          class="ui primary button"
+          className="ui primary button"
           onClick={onRevokeDID}
           style={{
             marginTop: "20px",
@@ -464,7 +464,7 @@ function Main(props) {
       </div>
       <div>
         <button
-          class="ui primary button"
+          className="ui primary button"
           onClick={onUpdateDID}
           style={{
             marginTop: "20px",
diff --git a/src/TemplateModule.js b/src/TemplateModule.js
index a939f99..00f018d 100644
--- a/src/TemplateModule.js
+++ b/src/TemplateModule.js
@@ -33,6 +33,8 @@ export function Main(props) {
   const [didRef, setDIDRef] = useState("");
   const [publicKeys, setPublicKeys] = useState("");
 
+  const [signatures, setSignatures] = useState("");
+
   const [block, setBlock] = useState(0);
 
   // Our `FileReader()` which is accessible from our functions below.
@@ -82,6 +84,33 @@ export function Main(props) {
       "IX+Er8hGzerTzB1g2Ufxu2dQP/9fDR4kKe1Q0BaUgWk=",
     ];
 
+    let sigList = [];
+
+    // Create a  proof for DID
+    let proof = account.sign(new Uint8Array(didDocument));
+    // let public_key = account.addressRaw;
+    let public_key = keyring.encodeAddress(account.publicKey, 32);
+
+
+    console.log(public_key);
+
+
+    let active = true;
+    let created_time_stamp = 0;
+    let updated_timestamp = 0
+
+    const didSignature = new Object();
+    
+    didSignature.proof = proof;
+    didSignature.active = active;
+    didSignature.public_key = public_key;
+    didSignature.created_time_stamp = created_time_stamp;
+    didSignature.updated_timestamp = updated_timestamp;
+    sigList.push(didSignature);
+    setSignatures(sigList);
+
+    console.log("_____________________________\n" + sigList + "___________________________________")
+
     setPublicKeys(pks);
 
     setDIDRef(
@@ -197,7 +226,7 @@ export function Main(props) {
                 senderAccountId,
                 didHash,
                 didRef,
-                publicKeys,
+                signatures,
               ],
               paramFields: [true, true, true, true, true, true, true],
             }}
diff --git a/src/config/types.json b/src/config/types.json
index 559bb4e..3f8863d 100644
--- a/src/config/types.json
+++ b/src/config/types.json
@@ -2,14 +2,20 @@
   "DID": {
     "did_resolution_metadata": "Option<Vec<u8>>",
     "did_document_metadata": "Option<Vec<u8>>",
+    "did_document": "Vec<u8>",
     "block_number": "BlockNumber",
     "block_time_stamp": "u64",
-    "updated_timestamp": "u64",
+    "updated_time_stamp": "u64",
     "did_ref": "Option<Vec<u8>>",
-    "sender_account_id": "Vec<u8>",
-    "public_keys": "Option<Vec<Vec<u8>>>"
+    "sender_account_id": "Vec<u8>"
   },
-
+  "DIDSignature": {
+      "public_key": "Vec<u8>",
+      "proof": "Signature",
+      "active": "bool",
+      "created_time_stamp": "u64",
+      "updated_time_stamp": "u64"
+    },
   "VerifiableCredential": {
     "account_id": "AccountId",
     "public_key": "Vec<u8>",