DuplicateVoteEvidence json serialization uses mixed-casing #3528
Description
DuplicateVoteEvidence is missing json tags on 3 of it's fields, causing some of the fields to be serialized as PascalCase:
Lines 41 to 43 in 2fa55d4
looks like this was addressed previously in tendermint (tendermint/tendermint#4959), but new fields have been added since which do not have the tags tendermint/tendermint@9d354c8#diff-cb290f27b7c170773cbdcfce4b7b612bd82bc7cf16a1d74c923f1c53462f49e5R39-R42