wraps the normalise-nil function such that any unknown keys are ignored (graph/normalise {:account {:name “Chris” :age 10 :parents [“henry” “sally”]}} {:schema (schema/schema examples/account-name-age-sex) :pipeline {:ignore {:account {:parents :checked}}}} {:normalise-nil ignore/wrap-nil-model-ignore}) => {:account {:name “Chris” :age 10 :parents [“henry” “sally”]}}