Adding events for critical parameter changes will facilitate offchain monitoring and indexing.
https://github.com/code-423n4/2022-12-tigris/blob/main/contracts/Trading.sol#L898-L9051
https://github.com/code-423n4/2022-12-tigris/blob/main/contracts/Trading.sol#L912-L920
https://github.com/code-423n4/2022-12-tigris/blob/main/contracts/Trading.sol#L926-L933
https://github.com/code-423n4/2022-12-tigris/blob/main/contracts/Trading.sol#L939-L941
https://github.com/code-423n4/2022-12-tigris/blob/main/contracts/Trading.sol#L952-L969
https://github.com/code-423n4/2022-12-tigris/blob/main/contracts/Trading.sol#L975-L979
https://github.com/code-423n4/2022-12-tigris/blob/main/contracts/utils/MetaContext.sol#L9-L11
