Based on the text, what is Sai Baba's true nature and what kind of powers does he possess?

Chapter 36 describes Sai Baba as a being of infinite glory who transcends ordinary identity, having no specific name or village. He is portrayed as the "swan in the lake of the Supreme," indifferent to ego and capable of elevating a beggar to a king with a mere glance. The text states he is an incarnation of the knowledge of Truth who can create many inconceivable events and show various forms to those upon whom he bestows his grace. He is worshipped by people from "the country and abroad" and is said to protect his devotees completely, ensuring they never lack anything if they sing loving hymns or grasp him through meditation.