What is the evidence of the Kraken?

Can you please elaborate on the evidence of the Kraken, the legendary sea monster? Are there any historical records or eyewitness accounts that describe its existence? Have there been any scientific studies or expeditions to search for it? Furthermore, have there been any reported sightings or encounters with the Kraken in recent times? Understanding the evidence behind the Kraken's existence is crucial in determining whether it is a myth or a real creature that still lurks in the depths of the ocean.