def METHOD_NAME(self, field: Field) -> dict:
    """Convert a single field to json schema"""
    if isinstance(field, Serializer):
        result = self.to_jsonschema(field)
    else:
        try:
            converter = field_to_converter[field]
            result = converter.convert(field)
        except KeyError:
            if isinstance(field, JSONField):
                result = {"type": "object", "additionalProperties": True}
            elif isinstance(field, UUIDField):
                result = {"type": "string", "format": "uuid"}
            else:
                raise
    if field.label:
        result["title"] = field.label
    if field.help_text:
        result["description"] = field.help_text
    return self.clean_result(result)