This is an ideograph for the physical act of making four notches in a tally stick. Hence, it is the verb to record or the noun records.
Illustrative Text Reference:
Mohenjo-daro: Seal: M-1894 aa: Asko Parpola, B. M. Pande, and Petteri Koskikallio, 2010: Corpus of Indus Seals and Inscriptions: Volume 3,1: Page 72: New material, untraced objects, and
collections outside India and Pakistan: Suomalainen Tiedeakatemia.
In the context of Indus inscription M-1894, this symbol would probably be read as the noun information.
Indus Script Sign Number 3151: List of Sign Variants: Iravatham Mahadevan, 1977: The Indus Script: Texts, Concordance and Tables: The Director General Archaeological Survey of India.