def METHOD_NAME(
    self,
    offset: int,
    key: Mapping[str, Any],
) -> Sequence[WriterTableRow]:
    key_names = key["keynames"]
    key_values = key["keyvalues"]
    project_id = key_values[key_names.index("project_id")]
    id = key_values[key_names.index("id")]
    return [
        GroupedMessageRow(
            offset=offset,
            project_id=project_id,
            id=id,
            record_deleted=True,
            record_content=None,
        ).to_clickhouse()
    ]