What is a crypto RPC protocol?
Could you elaborate on the crypto RPC protocol? I'm curious to understand its core functionalities and how it's used in the cryptocurrency landscape. Is it a standardized communication method? How does it enable different software components, such as wallets and exchanges, to interact with blockchains securely? What are some of the benefits and limitations of utilizing a crypto RPC protocol? Additionally, how does it differ from other types of protocols commonly found in the finance and cryptocurrency industries?