{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "https://www.mockaroo.com/schemas/mockaroo-field-spec.json", "title": "Mockaroo Field Spec", "description": "Inline field specification used to drive ad-hoc generation requests without a saved schema.", "type": "object", "required": ["name", "type"], "properties": { "name": { "type": "string", "description": "Column or property name for the generated field." }, "type": { "type": "string", "description": "Built-in Mockaroo field type (e.g. 'First Name', 'Email Address', 'IP Address v4')." }, "percentBlank": { "type": "integer", "minimum": 0, "maximum": 100, "description": "Percentage of generated values that should be blank." }, "formula": { "type": "string", "description": "Mockaroo formula expression to transform the generated value." } }, "additionalProperties": true }