change interface for ipns

dist/types.d.ts

@@ -17,7 +17,8 @@ export interface IpfsContentData {
     head: string;
 }
 export interface IpfsDocumentContentData {
-    ipnsKeyId: string;
+    ipnsKeyId?: string;
+    cid?: string;
     key: string;
     head: string;
 }

src/types.ts

@@ -21,7 +21,8 @@ export interface IpfsContentData {
 }
 
 export interface IpfsDocumentContentData {
-  ipnsKeyId: string;
+  ipnsKeyId?: string;
+  cid?: string;
   key: string;
   head: string;
 }