आज नजिकैको H & R मा गएर बुझ्दा :
You should treat it as investment income / business income using Schedule C.
The business code may vary depending upon how you made money.

You have to click on 1099 and you have to input all informations as it is on the 1099 K boxes. 
If you have any related expenses you can deduct it.
Major expenses : Interest
If you have taken a loan to earn this income  and paid interest ,  you can deduct it.
That is all.