RawAbi/LosslessAbi was introduced in Ethers because abigen's Contract type is lossy with internal tuple components because it gets flattened into a tuple ParamType, which does not hold the full Param type. This is not the case anymore with Alloy JsonAbi, so this type should be removed.
RawAbi/LosslessAbiwas introduced in Ethers becauseabigen'sContracttype is lossy with internal tuple components because it gets flattened into a tupleParamType, which does not hold the fullParamtype. This is not the case anymore with AlloyJsonAbi, so this type should be removed.