{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the applications of blockchain technology in the field of social public welfare?","a":"Promoting Clean Energy: Blockchain technology can facilitate transparent, traceable, and decentralized peer-to-peer transactions,  enabling people to safely pay for and purchase clean energy without intermediaries. This helps drive the development of microgrids run by communities, thereby increasing the penetration of green energy."}]}],"pr":"020e478d2a72451a706492b99210734b587e578d4b2576752d97a6305de22dde"}