Change invoke to INVOKE

components/Starknet/modules/architecture_and_concepts/pages/Network_Architecture/header.adoc

@@ -18,7 +18,7 @@ A Starknet block is a list of transactions and a block header that contains the
 |`transaction_count` | `Integer` | The number of transactions in the block.
 | `transaction_commitment` | `FieldElement` | A commitment to the transactions included in the block.
 
-The root of a height-64 binary Merkle Patricia trie. The leaf at index stem:[$i$] corresponds to stem:[$${h(\text{transaction_hash}, \text{signature})}$$] if the stem:[$i'th$] transaction is an `invoke` transaction and stem:[$h(0,0)$] otherwise.
+The root of a height-64 binary Merkle Patricia trie. The leaf at index stem:[$i$] corresponds to stem:[$${h(\text{transaction_hash}, \text{signature})}$$] if the stem:[$i'th$] transaction is an `INVOKE` transaction and stem:[$h(0,0)$] otherwise.
 |`event_count` | `Integer` | The number of events in the block.
 | `event_commitment` | `FieldElement` | A commitment to the events produced in the block.