Snapshots_legacy.Headertype t = | V0_legacy of {rollup_address : Octez_smart_rollup.Address.t;current_level : Evm_node_lib_dev_encoding.Ethereum_types.quantity;}Snapshots with legacy block storage
*)| V1 of {rollup_address : Octez_smart_rollup.Address.t;current_level : Evm_node_lib_dev_encoding.Ethereum_types.quantity;history_mode : Evm_node_config.Configuration.history_mode;first_level : Evm_node_lib_dev_encoding.Ethereum_types.quantity;}Snapshots with Sqlite3 block storage
*)Snapshot metadata. This information is written as a header of the archive snapshot file.
val encoding : t Tezos_base.TzPervasives.Data_encoding.tFixed size metadata encoding.