Create an image of a giant floating jellyfish made entirely of vibrant, swirling paint strokes, glowing eerily in the depths of a surreal underwater world.

Generate an image of a colossal jellyfish, constructed entirely from radiant and swirling paint strokes. This unique creature emits a mysterious glow as it floats in the deep expanses of a surreal underwater realm. The scene is submerged in an otherworldly aquatic setting that's both eerie and beautiful. Light filters duskily through the water above, casting an ethereal illuminance on the awe-inspiring spectacle.