Adjust base fee encoding (#5)

Author: Ruteri

builder/backend.go

@@ -412,7 +412,7 @@ func executableDataToExecutionPayload(data *beacon.ExecutableDataV1) *boostTypes
 		GasUsed:       data.GasUsed,
 		Timestamp:     data.Timestamp,
 		ExtraData:     data.ExtraData,
-		BaseFeePerGas: [32]byte(common.BytesToHash(data.BaseFeePerGas.Bytes())),
+		BaseFeePerGas: *new(boostTypes.U256Str).FromBig(data.BaseFeePerGas),
 		BlockHash:     [32]byte(data.BlockHash),
 		Transactions:  transactionData,
 	}

go.sum

@@ -171,6 +171,8 @@ github.com/fjl/memsize v0.0.0-20190710130421-bcb5799ab5e5 h1:FtmdgXiUlNeRsoNMFlK
 github.com/fjl/memsize v0.0.0-20190710130421-bcb5799ab5e5/go.mod h1:VvhXpOYNQvB+uIk2RvXzuaQtkQJzzIx6lSBe1xv7hi0=
 github.com/flashbots/go-boost-utils v0.1.3-0.20220601182529-417a64679a5d h1:hoqkcRKMupXCWW38fDfvNcuIxl9eCAZrguw3dNCw+Qg=
 github.com/flashbots/go-boost-utils v0.1.3-0.20220601182529-417a64679a5d/go.mod h1:v4f01OjPm5jFjzVhcJEKHLFZzX/yTeme9284Tbuah8s=
+github.com/flashbots/go-boost-utils v0.1.3-0.20220602181853-0b5ffd891e10 h1:3fbCrMmSOayxCHNkIVUWLFR+q/dR1KeXUD08OXhShBM=
+github.com/flashbots/go-boost-utils v0.1.3-0.20220602181853-0b5ffd891e10/go.mod h1:v4f01OjPm5jFjzVhcJEKHLFZzX/yTeme9284Tbuah8s=
 github.com/flashbots/go-utils v0.4.4 h1:J0LUifVEpVYE+ZbK/DeGay4E3B6+Yh8pKLgfv5A0Oq0=
 github.com/flashbots/go-utils v0.4.4/go.mod h1:weSbiNnH+xsmK8t3TDDJxluv4+qnwRWmKay2QQa8Yfc=
 github.com/fogleman/gg v1.2.1-0.20190220221249-0403632d5b90/go.mod h1:R/bRT+9gY/C5z7JzPU0zXsXHKM4/ayA+zqcVNZzPa1k=