Update attribute descriptions (#5653)

Author: keharper

guides/v2.3/graphql/mutations/create-braintree-client-token.md

@@ -5,7 +5,7 @@ contributor_name: Something Digital
 contributor_link: https://www.somethingdigital.com/
 ---
 
-The `createBraintreeClientToken` mutation creates the client token required by the Braintree SDK for nonce generation.
+The `createBraintreeClientToken` mutation creates the client token for Braintree Javascript SDK initialization.
 
 ## Syntax
 

guides/v2.3/graphql/mutations/set-payment-place-order.md

@@ -7,7 +7,7 @@ redirect from:
   - /guides/v2.3/graphql/reference/quote-set-payment-place-order.html
 ---
 
-{:.bs-callout-note} The `setPaymentMethodAndPlaceOrder` mutation will be deprecated in the next patch release. Use the `setPaymentMethodOnCart` and `placeOrder` mutations instead. You can run the two methods in the same call if your use case allows it.
+{:.bs-callout-info} The `setPaymentMethodAndPlaceOrder` mutation will be deprecated in the next patch release. Use the `setPaymentMethodOnCart` and `placeOrder` mutations instead. You can run the two methods in the same call if your use case allows it.
 
 The `setPaymentMethodAndPlaceOrder` mutation sets the cart payment method and converts the cart into an order. The
 mutation returns the resulting order ID. You cannot manage orders with GraphQL, because orders are part of the backend.

guides/v2.3/graphql/payment-methods/braintree.md

@@ -53,9 +53,9 @@ The `braintree` object must contain the following attributes:
 
 Attribute |  Data Type | Description
 --- | --- | ---
-`payment_method_nonce` | String! | Required input for Braintree client-side generated nonce
-`is_active_payment_token_enabler` | Boolean! | Required input dictating if payment should be stored in `Magento_Vault`
-`device_data` | String | Optional. JSON-encoded device data for Kount integration
+`payment_method_nonce` | String! | The one-time payment token generated by Braintree payment gateway based on card details. Required field for sale transactions
+`is_active_payment_token_enabler` | Boolean! | States whether a customer-entered credit/debit card should be tokenized for later usage. Required only if Vault is enabled for Braintree payment integration
+`device_data` | String | Optional. Contains a fingerprint provided by the Braintree JS SDK. It should be sent with sale transaction details to the Braintree payment gateway. Specify a value only if Kount (advanced fraud protection) is enabled for Braintree payment integration
 
 ## Example Usage