Comments cleanup

ingest/change.go

@@ -54,10 +54,11 @@ import (
 //     and won't be used when the change is compacted.
 //
 //   - Tx: A reference to the LedgerTransaction that caused the change.
+//     Contains information about Transaction, Hash, TxResultPair etc
 //
 //   - Lcm: The LedgerCloseMeta that precipitated the change.
 //     This is useful only when the Change is caused by an upgrade or by an eviction, i.e. outside a Transaction
-//     For changes caused by transaction or operations, look at the LedgerTransaction entity within Change
+//     For changes caused by transaction or operations, look at the Tx field
 //
 //   - LedgerUpgrade: Information about the upgrade, if the change occurred as part of an upgrade.
 type Change struct {

ingest/ledger_transaction.go

@@ -41,7 +41,6 @@ func (t *LedgerTransaction) getTransactionChanges(ledgerEntryChanges xdr.LedgerE
 	for _, change := range changes {
 		change.Reason = Transaction
 		change.Tx = t
-		change.Lcm = t.Lcm
 	}
 	return changes
 }
@@ -174,7 +173,6 @@ func (t *LedgerTransaction) operationChanges(ops []xdr.OperationMeta, index uint
 		change.Reason = Operation
 		change.Tx = t
 		change.OperationIdx = index
-		change.Lcm = t.Lcm
 	}
 	return changes
 }