Parameter Details

// Instrument Type, each instrument types has its own base implemetation
enum InstrumentType {
	General, //general yield strategy in DeFi
    	CreditLine,
    	CoveredCallShort,
    	LendingPool, 
    	StraddleBuy,
    	LiquidityProvision, 
    	AssetAllocation
}

// All Instrument Specific Data 
struct InstrumentData {
	bytes32 name;
	InstrumentType instrument_type;
	bool isPerp; // whether instrument is perpetual
	address instrument_address; // deployed instrument contract that has necessary instrument specific subparameters
	string description;
	
	/// Fixed Term Instrument Parameters, empty if perpetual
	FixedParams fixedParams
	
	/// Perpetual Term Instrument Parameters, empty if fixed
	PerpetualParams perpParams
}

struct FixedParams{
	uint256 principal; //this is total available allowance in underlying
	uint256 expectedYield; // total interest paid over duration in underlying
	uint256 duration;
	uint256 maturityDate;
}

struct PerpParams{
	uint256 saleAmount; 
	uint256 initPrice; // init price of longZCB in the amm 
	uint256 promisedReturn; //per unit time 
	uint256 inceptionTime;
	uint256 inceptionPrice; // init price of longZCB after assessment 
	uint256 leverageFactor; // leverageFactor * manager collateral = capital from vault to instrument
	uint256 managementFee; // sum of discounts for high reputation managers/validators
}