was signing, signed, used to sign
Mi hermano los firmaba todos en aquella época.
My brother used to sign them all back then.
— Legado en los huesos (2019)
Estaba bien mientras firmaba los cheques para pagar los estudios.
It was fine as long as I was signing the checks to pay for the studies.
— Esplendor americano (2003)
He never knew what he was signing.
— Los renglones torcidos de Dios (2022)