Need to create a button using App composer

Summary:

Hi All,

I need help in creating a button in fusion contracts page using application composer. So, when we click that button it should call a VBCS login page with parameters given like fusion username and fusion contract id and these parameters should be displayed on the VBCS page dynamically.

Content (required):

Please help me with the document or process you have for the above.

Version (include the version you are using, if applicable):

Oracle fusion

Code Snippet (add any code snippets that support your topic, if applicable):

code we are using attached