have to use readUpdatableFragment_EXPERIMENTAL and story has this issue

[lycha0206]

This is for the tutorial: https://relay.dev/docs/tutorial/mutations-updates/

I have to use: readUpdatableFragment_EXPERIMENTAL because readUpdatableFragment doesn't exist.

        const { updatableData } = store.readUpdatableFragment_EXPERIMENTAL(
          fragment,
          story
        );

also, the story is having this issue:

[esainty]

This issue is being simultaneously tracked over here relayjs/relay-examples#285 although hasn't been updated for a while. Confirming that I get the same suite of issues, although I can use readUpdatableFragment without the experimental marker.