{"$schema":"http://json-schema.org/draft-07/schema#","$id":"http://jsonlogic.com/schemas/common/unary-arg.json","title":"Unary Arg","description":"Only one valid JSON Logic data source.","oneOf":[{"title":"Single Array","description":"An array with just one element.","type":"array","minItems":1,"maxItems":1,"items":{"$ref":"http://jsonlogic.com/schemas/common/any.json"}},{"$ref":"http://jsonlogic.com/schemas/common/any-wo-array.json","title":"Single Arg","description":"Note: unary operators can also take a single, non array argument:"}]}