DynamicSignedPriceFacet

function initPriceFacet(bytes initPriceData) external

function setAndCheckPriceFacet(bytes postFractionPriceData) external

function getPurchasePrice(uint256 campaignId, uint256, bytes extraData) external returns (uint256 price)

function getCurrentPrice(uint256 campaignId) external view returns (uint256 price)