Epoch_data (genesis_ledger_helper.Genesis_ledger_helper.Epoch

val load : 
  proof_level:Genesis_constants.Proof_level.t ->
  genesis_dir:Core_kernel__.Import.string ->
  logger:Logger.t ->
  constraint_constants:Genesis_constants.Constraint_constants.t ->
  Runtime_config.Epoch_data.t option ->
  (Consensus.Genesis_epoch_data.tt option * Runtime_config.Epoch_data.t option)
    Async.Deferred.Or_error.t