Oracle Section
Oracles provide external data input for smart contracts.
Popular currencies:
LINK (Chainlink): Chainlink is the largest oracle service on the market, and LINK is its native token.
BAND (Band Protocol): Band Protocol provides cross-chain data verification services, and BAND is its native token.
API3 (API3): API3 is a decentralized API service, and API3 is its native token.
