{"contracts":{"a.sol":{"A1":{"evm":{"bytecode":{"object":""}}},"A2":{"evm":{"bytecode":{"object":""}}}},"b.sol":{"A1":{"evm":{"bytecode":{"object":""}}},"B2":{"evm":{"bytecode":{"object":""}}}}},"sources":{"a.sol":{"id":0},"b.sol":{"id":1}}}