TODO: Make "gf_acf_picker" dynamic value
References: https://github.com/DannyvanHolten/acf-ninjaforms-add-on/blob/master/resources/Field.php https://github.com/harness-software/wp-graphql-gravity-forms/blob/develop/docs/recipes/register-form-to-custom-field.md
Ensure that you set up the GF ACF Picker name to have a name value of "gf_acf_picker" otherwise the GraphQL schema will not recognise this block value.
And then query the graphl like so: