pub(crate) const fn get_tx_description_offset(subversion: MultiVmSubversion) -> usize {
    get_bootloader_tx_description_offset(subversion)
        + BOOTLOADER_TX_DESCRIPTION_SIZE * MAX_TXS_IN_BATCH
        + MAX_POSTOP_SLOTS
}
The actual descriptions of transactions should start after the minor descriptions and a MAX_POSTOP_SLOTS
free slots to allow postOp encoding.
core/lib/multivm/src/versions/vm_latest/constants.rs