What is the concept of Mana?

Could you please elaborate on the concept of Mana? I'm curious to understand its definition, origin, and how it is utilized within the realm of cryptocurrency and finance. Could you also provide some examples or scenarios where Mana plays a significant role? I'm interested in knowing more about its potential applications and the ways it can impact the broader field of digital currencies and financial transactions. Thank you for your time and assistance in explaining this intriguing concept.