Description

When going to fv-standalone, there is no fvSigner set so it fails on .replace adding existence check here

How Has This Been Tested?

Please describe the tests that you ran to verify your changes.

[ ] PR title matches follow: (Feature|Bug|Chore) Task Name
[ ] My code follows the style guidelines of this project
[ ] I have followed all the instructions described in the initial task (check Definitions of Done)
[ ] I have performed a self-review of my own code
[ ] My changes generate no new warnings
[ ] I have added tests that prove my fix is effective or that my feature works
[ ] New and existing unit tests pass locally with my changes
[ ] I have added reference to a related issue in the repository
[ ] I have added a detailed description of the changes proposed in the pull request. I am as descriptive as possible, assisting reviewers as much as possible.
[ ] I have added screenshots related to my pull request (for frontend tasks)
[ ] I have pasted a gif showing the feature.
[ ] @mentions of the person or team responsible for reviewing proposed changes