Subscribing to the Transcendent’s Channel

A brief description of the manga Subscribing to the Transcendent’s Channel:
Living by selling information about monsters, Maeng Siwoo is considered completely useless in the hunter industry without any standout qualities. However, he fiercely battles to provide for his sick younger sibling.

One fateful day, he is gifted a mysterious smartphone by a transcendent being within a dungeon, appointing him as the channel manager for such beings. Upon subscribing to the channel, he unlocks the ability to wield the powers of the gods.