This is a pictograh of an adult person with the addition of an extended arm. The container symbol indicates that he is either holding a small container or has a cupped hand. It is an ideograph for the verb to supplicate or to ask for.
Illustrative Text Reference:
Harappa: Seal: H-76 a: Jagat Pati Joshi and Asko Parpola, 1987: Corpus of Indus Seals and Inscriptions: Volume 1: Page 186: Collections in India: Suomalainen Tiedeakatemia.
Image Credit:
To Supplicate: Lynn Fawcett, 2017.