SetElementOrder: true,
	}
	patchMap, err := diffMaps(original, modified, schema, diffOptions)
	if err != nil {
		return nil, err
	}

	// Apply the preconditions to the patch, and return an error if any of them fail.
	for _, fn := range fns {
		if !fn(patchMap) {
			return nil, mergepatch.NewErrPreconditionFailed(patchMap)
		}
	}

	return patchMap, nil
}