return nil, mergepatch.ErrBadJSONDoc
		}
	}

	modifiedMap := map[string]interface{}{}
	if len(modified) > 0 {
		if err := json.Unmarshal(modified, &modifiedMap); err != nil {
			return nil, mergepatch.ErrBadJSONDoc
		}
	}

	patchMap, err := CreateTwoWayMergeMapPatchUsingLookupPatchMeta(originalMap, modifiedMap, schema, fns...)
	if err != nil {
		return nil, err
	}