standard custom page template hierarchy for plugins

I know woo-commerce has it’s own way of providing custom php templates in a child theme for its various views. I’m wondering if all plugins adhere to a standard way doing the same. For example, I’m using a plugin with a template located at wp-content/plugins/PLUGIN_NAME/templates/view-x.php. Is there a standard location in my child theme that I can create my own custom view-x.php that will override the default version? Or does it vary from plugin to plugin?

Can’t use /wp-json/wp/v2/plugins API endpoint even as administrator

Using Basic Authentication as an Administrator, I am getting an error code 401 Unauthorized : [rest_cannot_view_plugins] Sorry, you are not allowed to manage plugins for this site. error when I attempt to access the GET /wp-json/wp/v2/plugins endpoint of my server. I can pull Post and Page info with no problem, but when I query against the plugins, I’m getting the 401 error. I’ve confirmed that the userid used in the API call should be able to manage plugins using the CLI tool: