web3jason

## IAggregatorV3.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.19;

/// @title IAggregatorV3 — Minimal Chainlink AggregatorV3 interface
interface IAggregatorV3 {
    function latestRoundData()
        external
        view
        returns (uint80 roundId, int256 answer, uint256 startedAt, uint256 updatedAt, uint80 answeredInRound);
	// SPDX-License-Identifier: MIT
	pragma solidity ^0.8.19;

	/// @title IAggregatorV3 — Minimal Chainlink AggregatorV3 interface
	interface IAggregatorV3 {
	function latestRoundData()
	external
	view
	returns (uint80 roundId, int256 answer, uint256 startedAt, uint256 updatedAt, uint80 answeredInRound);