This is the 159th most frequent Russian word.
получил
"Received."
Here, the word 'получил' represents the action of receiving something, in this case, a letter.
Я получил письмо вчера.
I received a letter yesterday.
In this example, 'получил' is used to mean that someone has been given or granted something, specifically support.
Он получил поддержку от друзей.
He received support from friends.
This usage of 'получил' expresses the act of confirming whether someone has received something, in the form of a direct question.