expected data is now json

ccp/js/methodeditorcontroller.js

@@ -202,7 +202,7 @@ class CCPMethodEditorController extends HTMLElement{
         this.#boot.secureFetch(url, args).then(
           (resp)=>{
             if(resp.status === 201 || resp.status === 204){
-              return resp.text()
+              return resp.json()
             }else throw "Error saving process: " + resp.status
         }).then(data=>{
           if(!this.#isupdate){