Regenerate client from commit 1a314fa of spec repo (DataDog#3451)

Co-authored-by: ci.datadog-api-spec <packages@datadoghq.com>

Author: api-clients-generation-pipeline[bot]

.generator/schemas/v1/openapi.yaml

@@ -22813,10 +22813,11 @@ components:
       description: |-
         Response with hourly report of all data billed by Datadog for all organizations.
 
-        Newly added billing dimensions and usage types appear as untyped keys on the
-        `additionalProperties` map instead of as typed fields. Call
-        `GET /api/v2/usage/summary/available_fields` to enumerate every key returned
-        at this response level—both typed fields and `additionalProperties` keys.
+        For SDK users only: all fields at this response level are accessible through the
+        `additionalProperties` map. Existing typed-field getters are unchanged. New billing
+        dimensions will not have typed-field getters. Use
+        [Get available fields for usage summary](https://docs.datadoghq.com/api/latest/usage-metering/#get-usage-summary-available-fields)
+        to enumerate every available key.
       properties:
         agent_host_top99p:
           description: Shows the 99th percentile of all agent hosts over all hours in the current date for all organizations.
@@ -24115,10 +24116,11 @@ components:
       description: |-
         Global hourly report of all data billed by Datadog for a given organization.
 
-        Newly added billing dimensions and usage types appear as untyped keys on the
-        `additionalProperties` map instead of as typed fields. Call
-        `GET /api/v2/usage/summary/available_fields` to enumerate every key returned
-        at this response level—both typed fields and `additionalProperties` keys.
+        For SDK users only: all fields at this response level are accessible through the
+        `additionalProperties` map. Existing typed-field getters are unchanged. New billing
+        dimensions will not have typed-field getters. Use
+        [Get available fields for usage summary](https://docs.datadoghq.com/api/latest/usage-metering/#get-usage-summary-available-fields)
+        to enumerate every available key.
       properties:
         account_name:
           description: The account name.
@@ -25436,10 +25438,11 @@ components:
         Response summarizing all usage aggregated across the months in the request for
         all organizations, and broken down by month and by organization.
 
-        Newly added billing dimensions and usage types appear as untyped keys on the
-        `additionalProperties` map instead of as typed fields. Call
-        `GET /api/v2/usage/summary/available_fields` to enumerate every key returned
-        at this response level—both typed fields and `additionalProperties` keys.
+        For SDK users only: all fields at this response level are accessible through the
+        `additionalProperties` map. Existing typed-field getters are unchanged. New billing
+        dimensions will not have typed-field getters. Use
+        [Get available fields for usage summary](https://docs.datadoghq.com/api/latest/usage-metering/#get-usage-summary-available-fields)
+        to enumerate every available key.
       properties:
         agent_host_top99p_sum:
           description: Shows the 99th percentile of all agent hosts over all hours in the current month for all organizations.
@@ -43215,11 +43218,12 @@ paths:
       description: |-
         Get all usage across your account.
 
-        Newly added billing dimensions and usage types appear as untyped keys on the
-        `additionalProperties` map of `UsageSummaryResponse`, `UsageSummaryDate`, and
-        `UsageSummaryDateOrg` instead of as typed fields. Call
-        `GET /api/v2/usage/summary/available_fields` to enumerate every key returned
-        at each response level—both typed fields and `additionalProperties` keys.
+        For SDK users only: all fields on `UsageSummaryResponse`, `UsageSummaryDate`, and
+        `UsageSummaryDateOrg` are accessible through each object's `additionalProperties` map.
+        Existing typed-field getters are unchanged. New billing dimensions will not have
+        typed-field getters. Use
+        [Get available fields for usage summary](https://docs.datadoghq.com/api/latest/usage-metering/#get-usage-summary-available-fields)
+        to enumerate every available key at each response level.
 
         This endpoint is only accessible for [parent-level organizations](https://docs.datadoghq.com/account_management/multi_organization/).
       operationId: GetUsageSummary

.generator/schemas/v2/openapi.yaml

@@ -187306,6 +187306,37 @@ paths:
         dimensions and usage types added after the v1 schema freeze).
 
         This endpoint is only accessible for [parent-level organizations](https://docs.datadoghq.com/account_management/multi_organization/).
+
+        Go example:
+
+        ```go
+        fields, _, err := api.GetUsageSummaryAvailableFields(ctx)
+        attr := fields.Data.GetAttributes()
+
+        // resp is the *UsageSummaryResponse returned by api.GetUsageSummary(ctx, ...)
+        // Layer 1: UsageSummaryResponse
+        for _, key := range attr.GetResponseFields() {
+            if val, ok := resp.AdditionalProperties[key]; ok {
+                fmt.Println(key, val.(json.Number))
+            }
+        }
+        // Layer 2: UsageSummaryDate (per month)
+        for _, date := range resp.GetUsage() {
+            for _, key := range attr.GetDateFields() {
+                if val, ok := date.AdditionalProperties[key]; ok {
+                    fmt.Println(key, val.(json.Number))
+                }
+            }
+            // Layer 3: UsageSummaryDateOrg (per org per month)
+            for _, org := range date.GetOrgs() {
+                for _, key := range attr.GetDateOrgFields() {
+                    if val, ok := org.AdditionalProperties[key]; ok {
+                        fmt.Println(key, val.(json.Number))
+                    }
+                }
+            }
+        }
+        ```
       operationId: GetUsageSummaryAvailableFields
       responses:
         "200":

lib/datadog_api_client/v1/api/usage_metering_api.rb

@@ -2342,11 +2342,12 @@ def get_usage_summary(start_month, opts = {})
     #
     # Get all usage across your account.
     #
-    # Newly added billing dimensions and usage types appear as untyped keys on the
-    # `additionalProperties` map of `UsageSummaryResponse`, `UsageSummaryDate`, and
-    # `UsageSummaryDateOrg` instead of as typed fields. Call
-    # `GET /api/v2/usage/summary/available_fields` to enumerate every key returned
-    # at each response level—both typed fields and `additionalProperties` keys.
+    # For SDK users only: all fields on `UsageSummaryResponse`, `UsageSummaryDate`, and
+    # `UsageSummaryDateOrg` are accessible through each object's `additionalProperties` map.
+    # Existing typed-field getters are unchanged. New billing dimensions will not have
+    # typed-field getters. Use
+    # [Get available fields for usage summary](https://docs.datadoghq.com/api/latest/usage-metering/#get-usage-summary-available-fields)
+    # to enumerate every available key at each response level.
     #
     # This endpoint is only accessible for [parent-level organizations](https://docs.datadoghq.com/account_management/multi_organization/).
     #

lib/datadog_api_client/v1/models/usage_summary_date.rb

@@ -19,10 +19,11 @@
 module DatadogAPIClient::V1
   # Response with hourly report of all data billed by Datadog for all organizations.
   # 
-  # Newly added billing dimensions and usage types appear as untyped keys on the
-  # `additionalProperties` map instead of as typed fields. Call
-  # `GET /api/v2/usage/summary/available_fields` to enumerate every key returned
-  # at this response level—both typed fields and `additionalProperties` keys.
+  # For SDK users only: all fields at this response level are accessible through the
+  # `additionalProperties` map. Existing typed-field getters are unchanged. New billing
+  # dimensions will not have typed-field getters. Use
+  # [Get available fields for usage summary](https://docs.datadoghq.com/api/latest/usage-metering/#get-usage-summary-available-fields)
+  # to enumerate every available key.
   class UsageSummaryDate
     include BaseGenericModel
 

lib/datadog_api_client/v1/models/usage_summary_date_org.rb

@@ -19,10 +19,11 @@
 module DatadogAPIClient::V1
   # Global hourly report of all data billed by Datadog for a given organization.
   # 
-  # Newly added billing dimensions and usage types appear as untyped keys on the
-  # `additionalProperties` map instead of as typed fields. Call
-  # `GET /api/v2/usage/summary/available_fields` to enumerate every key returned
-  # at this response level—both typed fields and `additionalProperties` keys.
+  # For SDK users only: all fields at this response level are accessible through the
+  # `additionalProperties` map. Existing typed-field getters are unchanged. New billing
+  # dimensions will not have typed-field getters. Use
+  # [Get available fields for usage summary](https://docs.datadoghq.com/api/latest/usage-metering/#get-usage-summary-available-fields)
+  # to enumerate every available key.
   class UsageSummaryDateOrg
     include BaseGenericModel
 

lib/datadog_api_client/v1/models/usage_summary_response.rb

@@ -20,10 +20,11 @@ module DatadogAPIClient::V1
   # Response summarizing all usage aggregated across the months in the request for
   # all organizations, and broken down by month and by organization.
   # 
-  # Newly added billing dimensions and usage types appear as untyped keys on the
-  # `additionalProperties` map instead of as typed fields. Call
-  # `GET /api/v2/usage/summary/available_fields` to enumerate every key returned
-  # at this response level—both typed fields and `additionalProperties` keys.
+  # For SDK users only: all fields at this response level are accessible through the
+  # `additionalProperties` map. Existing typed-field getters are unchanged. New billing
+  # dimensions will not have typed-field getters. Use
+  # [Get available fields for usage summary](https://docs.datadoghq.com/api/latest/usage-metering/#get-usage-summary-available-fields)
+  # to enumerate every available key.
   class UsageSummaryResponse
     include BaseGenericModel
 

lib/datadog_api_client/v2/api/usage_metering_api.rb

@@ -941,6 +941,37 @@ def get_usage_summary_available_fields(opts = {})
     #
     # This endpoint is only accessible for [parent-level organizations](https://docs.datadoghq.com/account_management/multi_organization/).
     #
+    # Go example:
+    #
+    # ```go
+    # fields, _, err := api.GetUsageSummaryAvailableFields(ctx)
+    # attr := fields.Data.GetAttributes()
+    #
+    # // resp is the *UsageSummaryResponse returned by api.GetUsageSummary(ctx, ...)
+    # // Layer 1: UsageSummaryResponse
+    # for _, key := range attr.GetResponseFields() {
+    #     if val, ok := resp.AdditionalProperties[key]; ok {
+    #         fmt.Println(key, val.(json.Number))
+    #     }
+    # }
+    # // Layer 2: UsageSummaryDate (per month)
+    # for _, date := range resp.GetUsage() {
+    #     for _, key := range attr.GetDateFields() {
+    #         if val, ok := date.AdditionalProperties[key]; ok {
+    #             fmt.Println(key, val.(json.Number))
+    #         }
+    #     }
+    #     // Layer 3: UsageSummaryDateOrg (per org per month)
+    #     for _, org := range date.GetOrgs() {
+    #         for _, key := range attr.GetDateOrgFields() {
+    #             if val, ok := org.AdditionalProperties[key]; ok {
+    #                 fmt.Println(key, val.(json.Number))
+    #             }
+    #         }
+    #     }
+    # }
+    # ```
+    #
     # @param opts [Hash] the optional parameters
     # @return [Array<(UsageSummaryAvailableFieldsResponse, Integer, Hash)>] UsageSummaryAvailableFieldsResponse data, response status code and response headers
     def get_usage_summary_available_fields_with_http_info(opts = {})