Update guide-multiple-accounts-integration.mdx (#500)

Author: max-koro

docs/topics/accounts/multiple-accounts/guide-multiple-accounts-integration.mdx

@@ -6,12 +6,12 @@ This guide explains how to create additional accounts linked to one account hold
 
 ## Guide {#guide}
 
-1. Call the `openAccount` mutation (line 2).
-2. Include the `accountHolderId`  (line 4).
-3. Add the `language` parameter (optional) to select the [account language](/topics/accounts/#language). If not specified, English (`en`) is used as the default language (line 5).
-4. Add a `name` parameter (optional) for the account. If not specified, "My account" is used as the default name (line 6).
-5. Use the `OpenAccountSuccessPayload` payload (line 9) to specify the information you'd like to receive about the additional account.
-6. Include error handling for all rejection types defined in the `OpenAccountPayload` union (lines 26-73).
+1. Call the `openAccount` mutation with a [user access token](/developers/using-api/authentication/#tokens-user).
+1. Add the `accountHolderId` (line 4).
+1. Add the `language` parameter (optional) to select the [account language](/topics/accounts/#language). If not specified, English (`en`) is used as the default language (line 5).
+1. Add a `name` parameter (optional) for the account. If not specified, "My account" is used as the default name (line 6).
+1. Use the `OpenAccountSuccessPayload` payload (line 9) to specify the information you'd like to receive about the additional account.
+1. Include error handling for all rejection types defined in the `OpenAccountPayload` union (lines 26-73).
 
 ## Mutation {#mutation}