In this subchapter:
(1) "Governmental entity" means an institution, board, commission, or department of:
(A) the state or a subdivision of the state; or
(B) a political subdivision of the state, including a municipality, a county, or any kind of district.
(2) "Governmental representative" includes an officer, employee, or agent of a governmental entity.
(3) "Notice" means any matter, including a proclamation or advertisement, required or authorized by law to be published in a newspaper by a governmental entity or representative.