[wip] done genericizing popup (works!)

now moving on to mansplaining

libs/vdk_aeser/src/vdk_aeser.ts

@@ -22,7 +22,8 @@ export {
     unbaseNcheck,
     baseNcheck,
     signed_tx,
-    mansplain
+    mansplain,
+    mansplain_str
 }
 
 export type {
@@ -290,6 +291,24 @@ signed_tx
 
 
 
+/**
+ * Take apart some API-encoded data and return a string that explains it to the
+ * user.
+ *
+ * Mostly for the "confirm transaction" popup
+ */
+async function
+mansplain_str
+    (api_str : string)
+    : Promise<string>
+{
+    let mansplained_obj : object = await mansplain(api_str)
+
+    return JSON.stringify(mansplained_obj, undefined, 4);
+}
+
+
+
 /**
  * Take apart some API-encoded data and show its component parts
  *
@@ -314,6 +333,7 @@ mansplain
 }
 
 
+
 /**
  * Take RLP encoded bytes and mansplain them
  */