[BUG] Error when starting validator

Not sure how to reproduce but sometimes, the validator is not able to retrieve the historical state and fails with the error: 

`
Unable to start validator contract interactions:  topics="codex node" tid=1854330 error="Failed to get past SlotFilled events from time: data did not match any variant of untagged enum PreEip1898BlockSpec at line 1 column 112"
`