``` { "$schema": "https://json-schema.org/draft-07/schema", "properties": { "filters": { "type": "object", "propertyNames": { "maxLength": 100, "minLength": 1 } } } } ``` Should not accept: ``` { "filters": { "": "123" } } ``` But the validation passes. Here is an example of it failing in another implementation: https://www.jsonschemavalidator.net/s/cvPIboX7