/services/reach_plan_service.proto

--- v19/services/reach_plan_service.proto   2025-04-16 17:10:13.000000000 +0000
+++ v20/services/reach_plan_service.proto   2025-05-30 15:34:58.000000000 +0000
@@ -1,755 +1,833 @@
 // Copyright 2025 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
 //     http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 // See the License for the specific language governing permissions and
 // limitations under the License.

 syntax = "proto3";

-package google.ads.googleads.v19.services;
+package google.ads.googleads.v20.services;

-import "google/ads/googleads/v19/common/criteria.proto";
-import "google/ads/googleads/v19/common/dates.proto";
-import "google/ads/googleads/v19/enums/frequency_cap_time_unit.proto";
-import "google/ads/googleads/v19/enums/reach_plan_age_range.proto";
-import "google/ads/googleads/v19/enums/reach_plan_conversion_rate_model.proto";
-import "google/ads/googleads/v19/enums/reach_plan_network.proto";
-import "google/ads/googleads/v19/enums/reach_plan_surface.proto";
-import "google/ads/googleads/v19/enums/target_frequency_time_unit.proto";
+import "google/ads/googleads/v20/common/additional_application_info.proto";
+import "google/ads/googleads/v20/common/criteria.proto";
+import "google/ads/googleads/v20/common/dates.proto";
+import "google/ads/googleads/v20/enums/frequency_cap_time_unit.proto";
+import "google/ads/googleads/v20/enums/reach_plan_age_range.proto";
+import "google/ads/googleads/v20/enums/reach_plan_conversion_rate_model.proto";
+import "google/ads/googleads/v20/enums/reach_plan_network.proto";
+import "google/ads/googleads/v20/enums/reach_plan_plannable_user_list_status.proto";
+import "google/ads/googleads/v20/enums/reach_plan_surface.proto";
+import "google/ads/googleads/v20/enums/target_frequency_time_unit.proto";
+import "google/ads/googleads/v20/enums/user_list_type.proto";
 import "google/api/annotations.proto";
 import "google/api/client.proto";
 import "google/api/field_behavior.proto";

-option csharp_namespace = "Google.Ads.GoogleAds.V19.Services";
-option go_package = "google.golang.org/genproto/googleapis/ads/googleads/v19/services;services";
+option csharp_namespace = "Google.Ads.GoogleAds.V20.Services";
+option go_package = "google.golang.org/genproto/googleapis/ads/googleads/v20/services;services";
 option java_multiple_files = true;
 option java_outer_classname = "ReachPlanServiceProto";
-option java_package = "com.google.ads.googleads.v19.services";
+option java_package = "com.google.ads.googleads.v20.services";
 option objc_class_prefix = "GAA";
-option php_namespace = "Google\\Ads\\GoogleAds\\V19\\Services";
-option ruby_package = "Google::Ads::GoogleAds::V19::Services";
+option php_namespace = "Google\\Ads\\GoogleAds\\V20\\Services";
+option ruby_package = "Google::Ads::GoogleAds::V20::Services";

 // Proto file describing the reach plan service.

 // Reach Plan Service gives users information about audience size that can
 // be reached through advertisement on YouTube. In particular,
 // GenerateReachForecast provides estimated number of people of specified
 // demographics that can be reached by an ad in a given market by a campaign of
 // certain duration with a defined budget.
 service ReachPlanService {
   option (google.api.default_host) = "googleads.googleapis.com";
   option (google.api.oauth_scopes) = "https://www.googleapis.com/auth/adwords";

   // Returns a collection of conversion rate suggestions for supported plannable
   // products.
   //
   // List of thrown errors:
   //   [AuthenticationError]()
   //   [AuthorizationError]()
   //   [HeaderError]()
   //   [InternalError]()
   //   [QuotaError]()
   //   [RequestError]()
   rpc GenerateConversionRates(GenerateConversionRatesRequest)
       returns (GenerateConversionRatesResponse) {
     option (google.api.http) = {
-      post: "/v19:generateConversionRates"
+      post: "/v20:generateConversionRates"
       body: "*"
     };
     option (google.api.method_signature) = "customer_id";
   }

   // Returns the list of plannable locations (for example, countries).
   //
   // List of thrown errors:
   //   [AuthenticationError]()
   //   [AuthorizationError]()
   //   [HeaderError]()
   //   [InternalError]()
   //   [QuotaError]()
   //   [RequestError]()
   rpc ListPlannableLocations(ListPlannableLocationsRequest)
       returns (ListPlannableLocationsResponse) {
     option (google.api.http) = {
-      post: "/v19:listPlannableLocations"
+      post: "/v20:listPlannableLocations"
       body: "*"
     };
   }

   // Returns the list of per-location plannable YouTube ad formats with allowed
   // targeting.
   //
   // List of thrown errors:
   //   [AuthenticationError]()
   //   [AuthorizationError]()
   //   [HeaderError]()
   //   [InternalError]()
   //   [QuotaError]()
   //   [RequestError]()
   rpc ListPlannableProducts(ListPlannableProductsRequest)
       returns (ListPlannableProductsResponse) {
     option (google.api.http) = {
-      post: "/v19:listPlannableProducts"
+      post: "/v20:listPlannableProducts"
       body: "*"
     };
     option (google.api.method_signature) = "plannable_location_id";
   }

   // Generates a reach forecast for a given targeting / product mix.
   //
   // List of thrown errors:
   //   [AuthenticationError]()
   //   [AuthorizationError]()
   //   [FieldError]()
   //   [HeaderError]()
   //   [InternalError]()
   //   [QuotaError]()
   //   [RangeError]()
   //   [ReachPlanError]()
   //   [RequestError]()
   rpc GenerateReachForecast(GenerateReachForecastRequest)
       returns (GenerateReachForecastResponse) {
     option (google.api.http) = {
-      post: "/v19/customers/{customer_id=*}:generateReachForecast"
+      post: "/v20/customers/{customer_id=*}:generateReachForecast"
       body: "*"
     };
     option (google.api.method_signature) =
         "customer_id,campaign_duration,planned_products";
   }
+
+  // Returns the list of plannable user lists with their plannable status.
+  //
+  // List of thrown errors:
+  //   [AuthenticationError]()
+  //   [AuthorizationError]()
+  //   [FieldError]()
+  //   [HeaderError]()
+  //   [InternalError]()
+  //   [QuotaError]()
+  //   [RangeError]()
+  //   [ReachPlanError]()
+  //   [RequestError]()
+  rpc ListPlannableUserLists(ListPlannableUserListsRequest)
+      returns (ListPlannableUserListsResponse) {
+    option (google.api.http) = {
+      post: "/v20:listPlannableUserLists"
+      body: "*"
+    };
+    option (google.api.method_signature) = "customer_id";
+  }
 }

 // Request message for
-// [ReachPlanService.GenerateConversionRates][google.ads.googleads.v19.services.ReachPlanService.GenerateConversionRates].
+// [ReachPlanService.GenerateConversionRates][google.ads.googleads.v20.services.ReachPlanService.GenerateConversionRates].
 message GenerateConversionRatesRequest {
   // Required. The ID of the customer. A conversion rate based on the historical
   // data of this customer may be suggested.
   string customer_id = 1 [(google.api.field_behavior) = REQUIRED];

   // The name of the customer being planned for. This is a user-defined value.
   optional string customer_reach_group = 2;
+
+  // Optional. Additional information on the application issuing the request.
+  google.ads.googleads.v20.common.AdditionalApplicationInfo
+      reach_application_info = 3 [(google.api.field_behavior) = OPTIONAL];
 }

 // Response message for
-// [ReachPlanService.GenerateConversionRates][google.ads.googleads.v19.services.ReachPlanService.GenerateConversionRates],
+// [ReachPlanService.GenerateConversionRates][google.ads.googleads.v20.services.ReachPlanService.GenerateConversionRates],
 // containing conversion rate suggestions for supported plannable products.
 message GenerateConversionRatesResponse {
   // A list containing conversion rate suggestions. Each repeated element will
   // have an associated product code. Multiple suggestions may share the same
   // product code.
   repeated ConversionRateSuggestion conversion_rate_suggestions = 1;
 }

 // A conversion rate suggestion.
 message ConversionRateSuggestion {
   // Model type used to calculate the suggested conversion rate.
-  google.ads.googleads.v19.enums.ReachPlanConversionRateModelEnum
+  google.ads.googleads.v20.enums.ReachPlanConversionRateModelEnum
       .ReachPlanConversionRateModel conversion_rate_model = 1;

   // The code associated with the plannable product (for example: DEMAND_GEN).
   // To list all plannable product codes, use
-  // [ReachPlanService.ListPlannableProducts][google.ads.googleads.v19.services.ReachPlanService.ListPlannableProducts].
+  // [ReachPlanService.ListPlannableProducts][google.ads.googleads.v20.services.ReachPlanService.ListPlannableProducts].
   string plannable_product_code = 2;

   // The suggested conversion rate. The value is between 0 and 1 (exclusive).
   double conversion_rate = 3;
 }

 // Request message for
-// [ReachPlanService.ListPlannableLocations][google.ads.googleads.v19.services.ReachPlanService.ListPlannableLocations].
-message ListPlannableLocationsRequest {}
+// [ReachPlanService.ListPlannableLocations][google.ads.googleads.v20.services.ReachPlanService.ListPlannableLocations].
+message ListPlannableLocationsRequest {
+  // Optional. Additional information on the application issuing the request.
+  google.ads.googleads.v20.common.AdditionalApplicationInfo
+      reach_application_info = 1 [(google.api.field_behavior) = OPTIONAL];
+}

 // The list of plannable locations.
 message ListPlannableLocationsResponse {
   // The list of locations available for planning.
   // See
   // https://developers.google.com/google-ads/api/reference/data/geotargets
   // for sample locations.
   repeated PlannableLocation plannable_locations = 1;
 }

 // A plannable location: country, metro region, province, etc.
 message PlannableLocation {
   // The location identifier.
   optional string id = 4;

   // The unique location name in English.
   optional string name = 5;

   // The parent country (not present if location is a country).
   // If present, will always be a GeoTargetConstant ID. Additional information
   // such as country name is provided by
-  // [ReachPlanService.ListPlannableLocations][google.ads.googleads.v19.services.ReachPlanService.ListPlannableLocations]
+  // [ReachPlanService.ListPlannableLocations][google.ads.googleads.v20.services.ReachPlanService.ListPlannableLocations]
   // or GoogleAdsService.Search/SearchStream.
   optional int64 parent_country_id = 6;

   // The ISO-3166-1 alpha-2 country code that is associated with the location.
   optional string country_code = 7;

   // The location's type. Location types correspond to target_type returned by
   // searching location type in GoogleAdsService.Search/SearchStream.
   optional string location_type = 8;
 }

 // Request to list available products in a given location.
 message ListPlannableProductsRequest {
   // Required. The ID of the selected location for planning. To list the
   // available plannable location IDs use
-  // [ReachPlanService.ListPlannableLocations][google.ads.googleads.v19.services.ReachPlanService.ListPlannableLocations].
+  // [ReachPlanService.ListPlannableLocations][google.ads.googleads.v20.services.ReachPlanService.ListPlannableLocations].
   string plannable_location_id = 2 [(google.api.field_behavior) = REQUIRED];
+
+  // Optional. Additional information on the application issuing the request.
+  google.ads.googleads.v20.common.AdditionalApplicationInfo
+      reach_application_info = 3 [(google.api.field_behavior) = OPTIONAL];
 }

 // A response with all available products.
 message ListPlannableProductsResponse {
   // The list of products available for planning and related targeting metadata.
   repeated ProductMetadata product_metadata = 1;
 }

 // The metadata associated with an available plannable product.
 message ProductMetadata {
   // The code associated with the ad product (for example: BUMPER,
   // TRUEVIEW_IN_STREAM).
   // To list the available plannable product codes use
-  // [ReachPlanService.ListPlannableProducts][google.ads.googleads.v19.services.ReachPlanService.ListPlannableProducts].
+  // [ReachPlanService.ListPlannableProducts][google.ads.googleads.v20.services.ReachPlanService.ListPlannableProducts].
   optional string plannable_product_code = 4;

   // The name associated with the ad product.
   string plannable_product_name = 3;

   // The allowed plannable targeting for this product.
   PlannableTargeting plannable_targeting = 2;
 }

+// Request message for
+// [ReachPlanService.ListPlannableUserLists][google.ads.googleads.v20.services.ReachPlanService.ListPlannableUserLists]
+// that lists the available user lists for a customer.
+message ListPlannableUserListsRequest {
+  // Required. The ID of the customer.
+  string customer_id = 1 [(google.api.field_behavior) = REQUIRED];
+
+  // The name of the customer being planned for. This is a user-defined value.
+  optional string customer_reach_group = 2;
+}
+
+// A response with all available user lists with their plannable status.
+message ListPlannableUserListsResponse {
+  // The list of user lists available for planning and related targeting
+  // metadata.
+  repeated PlannableUserList plannable_user_lists = 1;
+}
+
+// A plannable user list.
+message PlannableUserList {
+  // The user list ID.
+  google.ads.googleads.v20.common.UserListInfo user_list_info = 1;
+
+  // The name of the user list.
+  string display_name = 2;
+
+  // The user list type.
+  google.ads.googleads.v20.enums.UserListTypeEnum.UserListType user_list_type =
+      3;
+
+  // The plannable status of the user list.
+  google.ads.googleads.v20.enums.ReachPlanPlannableUserListStatusEnum
+      .ReachPlanPlannableUserListStatus plannable_status = 4;
+}
+
 // The targeting for which traffic metrics will be reported.
 message PlannableTargeting {
   // Allowed plannable age ranges for the product for which metrics will be
   // reported. Actual targeting is computed by mapping this age range onto
   // standard Google common.AgeRangeInfo values.
   repeated
-      google.ads.googleads.v19.enums.ReachPlanAgeRangeEnum.ReachPlanAgeRange
+      google.ads.googleads.v20.enums.ReachPlanAgeRangeEnum.ReachPlanAgeRange
           age_ranges = 1;

   // Targetable genders for the ad product.
-  repeated google.ads.googleads.v19.common.GenderInfo genders = 2;
+  repeated google.ads.googleads.v20.common.GenderInfo genders = 2;

   // Targetable devices for the ad product.
   // TABLET device targeting is automatically applied to reported metrics
   // when MOBILE targeting is selected for CPM_MASTHEAD,
   // GOOGLE_PREFERRED_BUMPER, and GOOGLE_PREFERRED_SHORT products.
-  repeated google.ads.googleads.v19.common.DeviceInfo devices = 3;
+  repeated google.ads.googleads.v20.common.DeviceInfo devices = 3;

   // Targetable networks for the ad product.
-  repeated google.ads.googleads.v19.enums.ReachPlanNetworkEnum.ReachPlanNetwork
+  repeated google.ads.googleads.v20.enums.ReachPlanNetworkEnum.ReachPlanNetwork
       networks = 4;

   // Targetable YouTube Select Lineups for the ad product.
   repeated YouTubeSelectLineUp youtube_select_lineups = 5;

   // Targetable surface combinations for the ad product.
   SurfaceTargetingCombinations surface_targeting = 6;
 }

 // Request message for
-// [ReachPlanService.GenerateReachForecast][google.ads.googleads.v19.services.ReachPlanService.GenerateReachForecast].
+// [ReachPlanService.GenerateReachForecast][google.ads.googleads.v20.services.ReachPlanService.GenerateReachForecast].
 message GenerateReachForecastRequest {
   // Required. The ID of the customer.
   string customer_id = 1 [(google.api.field_behavior) = REQUIRED];

   // The currency code.
   // Three-character ISO 4217 currency code.
   optional string currency_code = 9;

   // Required. Campaign duration.
   CampaignDuration campaign_duration = 3
       [(google.api.field_behavior) = REQUIRED];

   // Chosen cookie frequency cap to be applied to each planned product.
   // This is equivalent to the frequency cap exposed in Google Ads when creating
   // a campaign, it represents the maximum number of times an ad can be shown to
   // the same user.
   // If not specified, no cap is applied.
   //
   // This field is deprecated in v4 and will eventually be removed.
   // Use cookie_frequency_cap_setting instead.
   optional int32 cookie_frequency_cap = 10;

   // Chosen cookie frequency cap to be applied to each planned product.
   // This is equivalent to the frequency cap exposed in Google Ads when creating
   // a campaign, it represents the maximum number of times an ad can be shown to
   // the same user during a specified time interval.
   // If not specified, a default of 0 (no cap) is applied.
   //
   // This field replaces the deprecated cookie_frequency_cap field.
   FrequencyCap cookie_frequency_cap_setting = 8;

   // Chosen minimum effective frequency (the number of times a person was
   // exposed to the ad) for the reported reach metrics [1-10].
   // This won't affect the targeting, but just the reporting.
   // If not specified, a default of 1 is applied.
   //
   // This field cannot be combined with the effective_frequency_limit field.
   optional int32 min_effective_frequency = 11;

   // The highest minimum effective frequency (the number of times a person was
   // exposed to the ad) value [1-10] to include in
   // Forecast.effective_frequency_breakdowns.
   // If not specified, Forecast.effective_frequency_breakdowns will not be
   // provided.
   //
   // The effective frequency value provided here will also be used as the
   // minimum effective frequency for the reported reach metrics.
   //
   // This field cannot be combined with the min_effective_frequency field.
   optional EffectiveFrequencyLimit effective_frequency_limit = 12;

   // The targeting to be applied to all products selected in the product mix.
   //
   // This is planned targeting: execution details might vary based on the
   // advertising product, consult an implementation specialist.
   //
   // See specific metrics for details on how targeting affects them.
   Targeting targeting = 6;

   // Required. The products to be forecast.
   // The max number of allowed planned products is 15.
   repeated PlannedProduct planned_products = 7
       [(google.api.field_behavior) = REQUIRED];

   // Controls the forecast metrics returned in the response.
   ForecastMetricOptions forecast_metric_options = 13;

   // The name of the customer being planned for. This is a user-defined value.
   optional string customer_reach_group = 14;
+
+  // Optional. Additional information on the application issuing the request.
+  google.ads.googleads.v20.common.AdditionalApplicationInfo
+      reach_application_info = 15 [(google.api.field_behavior) = OPTIONAL];
 }

 // Effective frequency limit.
 message EffectiveFrequencyLimit {
   // The highest effective frequency value to include in
   // Forecast.effective_frequency_breakdowns.
   // This field supports frequencies 1-10, inclusive.
   int32 effective_frequency_breakdown_limit = 1;
 }

 // A rule specifying the maximum number of times an ad can be shown to a user
 // over a particular time period.
 message FrequencyCap {
   // Required. The number of impressions, inclusive.
   int32 impressions = 3 [(google.api.field_behavior) = REQUIRED];

   // Required. The type of time unit.
-  google.ads.googleads.v19.enums.FrequencyCapTimeUnitEnum.FrequencyCapTimeUnit
+  google.ads.googleads.v20.enums.FrequencyCapTimeUnitEnum.FrequencyCapTimeUnit
       time_unit = 2 [(google.api.field_behavior) = REQUIRED];
 }

 // The targeting for which traffic metrics will be reported.
 message Targeting {
   // The ID of the selected location. Plannable location IDs can be
   // obtained from
-  // [ReachPlanService.ListPlannableLocations][google.ads.googleads.v19.services.ReachPlanService.ListPlannableLocations].
+  // [ReachPlanService.ListPlannableLocations][google.ads.googleads.v20.services.ReachPlanService.ListPlannableLocations].
   //
   // Requests must set either this field or `plannable_location_ids`.
   //
   // This field is deprecated as of V12 and will be removed in a future release.
   // Use `plannable_location_ids` instead.
   optional string plannable_location_id = 6;

   // The list of plannable location IDs to target with this forecast.
   //
   // If more than one ID is provided, all IDs must have the same
   // `parent_country_id`. Planning for more than `parent_county` is not
   // supported. Plannable location IDs and their `parent_country_id` can be
   // obtained from
-  // [ReachPlanService.ListPlannableLocations][google.ads.googleads.v19.services.ReachPlanService.ListPlannableLocations].
+  // [ReachPlanService.ListPlannableLocations][google.ads.googleads.v20.services.ReachPlanService.ListPlannableLocations].
   //
   // Requests must set either this field or `plannable_location_id`.
   repeated string plannable_location_ids = 8;

   // Targeted age range.
   // An unset value is equivalent to targeting all ages.
-  google.ads.googleads.v19.enums.ReachPlanAgeRangeEnum.ReachPlanAgeRange
+  google.ads.googleads.v20.enums.ReachPlanAgeRangeEnum.ReachPlanAgeRange
       age_range = 2;

   // Targeted genders.
   // An unset value is equivalent to targeting MALE and FEMALE.
-  repeated google.ads.googleads.v19.common.GenderInfo genders = 3;
+  repeated google.ads.googleads.v20.common.GenderInfo genders = 3;

   // Targeted devices.
   // If not specified, targets all applicable devices. Applicable devices vary
   // by product and region and can be obtained from
-  // [ReachPlanService.ListPlannableProducts][google.ads.googleads.v19.services.ReachPlanService.ListPlannableProducts].
-  repeated google.ads.googleads.v19.common.DeviceInfo devices = 4;
+  // [ReachPlanService.ListPlannableProducts][google.ads.googleads.v20.services.ReachPlanService.ListPlannableProducts].
+  repeated google.ads.googleads.v20.common.DeviceInfo devices = 4;

   // Targetable network for the ad product.
   // If not specified, targets all applicable networks. Applicable networks vary
   // by product and region and can be obtained from
-  // [ReachPlanService.ListPlannableProducts][google.ads.googleads.v19.services.ReachPlanService.ListPlannableProducts].
-  google.ads.googleads.v19.enums.ReachPlanNetworkEnum.ReachPlanNetwork network =
+  // [ReachPlanService.ListPlannableProducts][google.ads.googleads.v20.services.ReachPlanService.ListPlannableProducts].
+  google.ads.googleads.v20.enums.ReachPlanNetworkEnum.ReachPlanNetwork network =
       5;

   // Targeted audiences.
   // If not specified, does not target any specific audience.
   AudienceTargeting audience_targeting = 7;
 }

 // The duration of a planned campaign.
 message CampaignDuration {
   // The duration value in days.
   //
   // This field cannot be combined with the date_range field.
   optional int32 duration_in_days = 2;

   // Date range of the campaign.
   // Dates are in the yyyy-mm-dd format and inclusive.
   // The end date must be < 1 year in the future and the
   // date range must be <= 92 days long.
   //
   // This field cannot be combined with the duration_in_days field.
-  google.ads.googleads.v19.common.DateRange date_range = 3;
+  google.ads.googleads.v20.common.DateRange date_range = 3;
 }

 // A product being planned for reach.
 message PlannedProduct {
   // Required. Selected product for planning.
   // The code associated with the ad product (for example: Trueview, Bumper).
   // To list the available plannable product codes use
-  // [ReachPlanService.ListPlannableProducts][google.ads.googleads.v19.services.ReachPlanService.ListPlannableProducts].
+  // [ReachPlanService.ListPlannableProducts][google.ads.googleads.v20.services.ReachPlanService.ListPlannableProducts].
   optional string plannable_product_code = 3
       [(google.api.field_behavior) = REQUIRED];

   // Required. Maximum budget allocation in micros for the selected product.
   // The value is specified in the selected planning currency_code.
   // For example: 1 000 000$ = 1 000 000 000 000 micros.
   optional int64 budget_micros = 4 [(google.api.field_behavior) = REQUIRED];

   // Conversion rate as a decimal between 0 and 1, exclusive.
   // For example: if 2% of ad interactions are expected to lead to conversions,
   // conversion_rate should be 0.02.
   // This field is required for DEMAND_GEN plannable products. It is not
   // supported for other plannable products.
   optional double conversion_rate = 6;

   // Targeting settings for the selected product.
   // To list the available targeting for each product use
-  // [ReachPlanService.ListPlannableProducts][google.ads.googleads.v19.services.ReachPlanService.ListPlannableProducts].
+  // [ReachPlanService.ListPlannableProducts][google.ads.googleads.v20.services.ReachPlanService.ListPlannableProducts].
   AdvancedProductTargeting advanced_product_targeting = 5;
 }

 // Response message containing the generated reach curve.
 message GenerateReachForecastResponse {
   // Reference on target audiences for this curve.
   OnTargetAudienceMetrics on_target_audience_metrics = 1;

   // The generated reach curve for the planned product mix.
   ReachCurve reach_curve = 2;
 }

 // The reach curve for the planned products.
 message ReachCurve {
   // All points on the reach curve.
   repeated ReachForecast reach_forecasts = 1;
 }

 // A point on reach curve.
 message ReachForecast {
   // The cost in micros.
   int64 cost_micros = 5;

   // Forecasted traffic metrics for this point.
   Forecast forecast = 2;

   // The forecasted allocation and traffic metrics for each planned product
   // at this point on the reach curve.
   repeated PlannedProductReachForecast planned_product_reach_forecasts = 4;
 }

 // Forecasted traffic metrics for the planned products and targeting.
 message Forecast {
   // Number of unique people reached at least
   // GenerateReachForecastRequest.min_effective_frequency or
   // GenerateReachForecastRequest.effective_frequency_limit times that exactly
   // matches the Targeting.
   //
   // Note that a minimum number of unique people must be reached in order for
   // data to be reported. If the minimum number is not met, the on_target_reach
   // value will be rounded to 0.
   optional int64 on_target_reach = 5;

   // Total number of unique people reached at least
   // GenerateReachForecastRequest.min_effective_frequency or
   // GenerateReachForecastRequest.effective_frequency_limit times. This includes
   // people that may fall outside the specified Targeting.
   //
   // Note that a minimum number of unique people must be reached in order for
   // data to be reported. If the minimum number is not met, the total_reach
   // value will be rounded to 0.
   optional int64 total_reach = 6;

   // Number of ad impressions that exactly matches the Targeting.
   optional int64 on_target_impressions = 7;

   // Total number of ad impressions. This includes impressions that may fall
   // outside the specified Targeting, due to insufficient information on
   // signed-in users.
   optional int64 total_impressions = 8;

   // Number of times the ad's impressions were considered viewable.
   // See https://support.google.com/google-ads/answer/7029393 for
   // more information about what makes an ad viewable and how
   // viewability is measured.
   optional int64 viewable_impressions = 9;

   // A list of effective frequency forecasts. The list is ordered starting with
   // 1+ and ending with the value set in
   // GenerateReachForecastRequest.effective_frequency_limit. If no
   // effective_frequency_limit was set, this list will be empty.
   repeated EffectiveFrequencyBreakdown effective_frequency_breakdowns = 10;

   // Number of unique people reached that exactly matches the Targeting
   // including co-viewers.
   optional int64 on_target_coview_reach = 11;

   // Number of unique people reached including co-viewers. This includes
   // people that may fall outside the specified Targeting.
   optional int64 total_coview_reach = 12;

   // Number of ad impressions that exactly matches the Targeting including
   // co-viewers.
   optional int64 on_target_coview_impressions = 13;

   // Total number of ad impressions including co-viewers. This includes
   // impressions that may fall outside the specified Targeting, due to
   // insufficient information on signed-in users.
   optional int64 total_coview_impressions = 14;

   // Number of ad views forecasted for the specified product and targeting.
   // A view is counted when a viewer views a larger portion or the entirety of
   // an ad beyond an impression.
   //
   // See https://support.google.com/google-ads/answer/2375431 for
   // more information on views.
   optional int64 views = 15;

   // The number of conversions.
   // This metric is only available for DEMAND_GEN plannable products.
   //
   // See https://support.google.com/google-ads/answer/2375431 for
   // more information on conversions.
   optional double conversions = 16;
 }

 // The forecasted allocation and traffic metrics for a specific product
 // at a point on the reach curve.
 message PlannedProductReachForecast {
   // Selected product for planning. The product codes returned are within the
   // set of the ones returned by ListPlannableProducts when using the same
   // location ID.
   string plannable_product_code = 1;

   // The cost in micros. This may differ from the product's input allocation
   // if one or more planned products cannot fulfill the budget because of
   // limited inventory.
   int64 cost_micros = 2;

   // Forecasted traffic metrics for this product.
   PlannedProductForecast planned_product_forecast = 3;
 }

 // Forecasted traffic metrics for a planned product.
 message PlannedProductForecast {
   // Number of unique people reached that exactly matches the Targeting.
   //
   // Note that a minimum number of unique people must be reached in order for
   // data to be reported. If the minimum number is not met, the on_target_reach
   // value will be rounded to 0.
   int64 on_target_reach = 1;

   // Number of unique people reached. This includes people that may fall
   // outside the specified Targeting.
   //
   // Note that a minimum number of unique people must be reached in order for
   // data to be reported. If the minimum number is not met, the total_reach
   // value will be rounded to 0.
   int64 total_reach = 2;

   // Number of ad impressions that exactly matches the Targeting.
   int64 on_target_impressions = 3;

   // Total number of ad impressions. This includes impressions that may fall
   // outside the specified Targeting, due to insufficient information on
   // signed-in users.
   int64 total_impressions = 4;

   // Number of times the ad's impressions were considered viewable.
   // See https://support.google.com/google-ads/answer/7029393 for
   // more information about what makes an ad viewable and how
   // viewability is measured.
   optional int64 viewable_impressions = 5;

   // Number of unique people reached that exactly matches the Targeting
   // including co-viewers.
   optional int64 on_target_coview_reach = 6;

   // Number of unique people reached including co-viewers. This includes
   // people that may fall outside the specified Targeting.
   optional int64 total_coview_reach = 7;

   // Number of ad impressions that exactly matches the Targeting including
   // co-viewers.
   optional int64 on_target_coview_impressions = 8;

   // Total number of ad impressions including co-viewers. This includes
   // impressions that may fall outside the specified Targeting, due to
   // insufficient information on signed-in users.
   optional int64 total_coview_impressions = 9;

   // The number of times per selected time unit a user will see an ad, averaged
   // over the number of time units in the forecast length. This field will only
   // be populated for a Target Frequency campaign.
   //
   // See https://support.google.com/google-ads/answer/12400225 for more
   // information about Target Frequency campaigns.
   optional double average_frequency = 10;

   // Number of ad views forecasted for the specified product and targeting.
   // A view is counted when a viewer views a larger portion or the entirety of
   // an ad beyond an impression.
   //
   // See https://support.google.com/google-ads/answer/2375431 for
   // more information on views.
   optional int64 views = 11;

   // The number of conversions.
   // This metric is only available for DEMAND_GEN plannable products.
   //
   // See https://support.google.com/google-ads/answer/2375431 for
   // more information on conversions.
   optional double conversions = 12;
 }

 // Audience metrics for the planned products.
 // These metrics consider the following targeting dimensions:
 //
 // - Location
 // - PlannableAgeRange
 // - Gender
 // - AudienceTargeting (only for youtube_audience_size)
 message OnTargetAudienceMetrics {
   // Reference audience size matching the considered targeting for YouTube.
   optional int64 youtube_audience_size = 3;

   // Reference audience size matching the considered targeting for Census.
   optional int64 census_audience_size = 4;
 }

 // A breakdown of the number of unique people reached at a given effective
 // frequency.
 message EffectiveFrequencyBreakdown {
   // The effective frequency [1-10].
   int32 effective_frequency = 1;

   // The number of unique people reached at least effective_frequency times that
   // exactly matches the Targeting.
   //
   // Note that a minimum number of unique people must be reached in order for
   // data to be reported. If the minimum number is not met, the on_target_reach
   // value will be rounded to 0.
   int64 on_target_reach = 2;

   // Total number of unique people reached at least effective_frequency times.
   // This includes people that may fall outside the specified Targeting.
   //
   // Note that a minimum number of unique people must be reached in order for
   // data to be reported. If the minimum number is not met, the total_reach
   // value will be rounded to 0.
   int64 total_reach = 3;

   // The number of users (including co-viewing users) reached for the associated
   // effective_frequency value.
   optional int64 effective_coview_reach = 4;

   // The number of users (including co-viewing users) reached for the associated
   // effective_frequency value within the specified plan demographic.
   optional int64 on_target_effective_coview_reach = 5;
 }

 // Controls forecast metrics to return.
 message ForecastMetricOptions {
   // Indicates whether to include co-view metrics in the response forecast.
   bool include_coview = 1;
 }

 // Audience targeting for reach forecast.
 message AudienceTargeting {
   // List of audiences based on user interests to be targeted.
-  repeated google.ads.googleads.v19.common.UserInterestInfo user_interest = 1;
+  repeated google.ads.googleads.v20.common.UserInterestInfo user_interest = 1;
+
+  // List of audiences based on user lists to be targeted.
+  repeated google.ads.googleads.v20.common.UserListInfo user_lists = 2;
 }

 // Advanced targeting settings for products.
 message AdvancedProductTargeting {
   // Surface targeting settings for this product.
   SurfaceTargeting surface_targeting_settings = 2;

   // Settings for a Target frequency campaign. Must be set when selecting the
   // TARGET_FREQUENCY product.
   //
   // See https://support.google.com/google-ads/answer/12400225 for more
   // information about Target Frequency campaigns.
   TargetFrequencySettings target_frequency_settings = 3;

   // Targeting options for this product.
   oneof advanced_targeting {
     // Settings for YouTube Select targeting.
     YouTubeSelectSettings youtube_select_settings = 1;
   }
 }

 // Request settings for YouTube Select Lineups
 message YouTubeSelectSettings {
   // Lineup for YouTube Select Targeting.
   int64 lineup_id = 1;
 }

 // A Plannable YouTube Select Lineup for product targeting.
 message YouTubeSelectLineUp {
   // The ID of the YouTube Select Lineup.
   int64 lineup_id = 1;

   // The unique name of the YouTube Select Lineup.
   string lineup_name = 2;
 }

 // The surface targeting combinations available for an ad product.
 message SurfaceTargetingCombinations {
   // Default surface targeting applied to the ad product.
   SurfaceTargeting default_targeting = 1;

   // Available surface target combinations for the ad product.
   repeated SurfaceTargeting available_targeting_combinations = 2;
 }

 // Container for surfaces for a product. Surfaces refer to the available types
 // of ad inventories such as In-Feed, In-Stream, and Shorts.
 message SurfaceTargeting {
   // List of surfaces available to target.
-  repeated google.ads.googleads.v19.enums.ReachPlanSurfaceEnum.ReachPlanSurface
+  repeated google.ads.googleads.v20.enums.ReachPlanSurfaceEnum.ReachPlanSurface
       surfaces = 1;
 }

 // Target Frequency settings for a supported product.
 message TargetFrequencySettings {
   // Required. The time unit used to describe the time frame for
   // target_frequency.
-  google.ads.googleads.v19.enums.TargetFrequencyTimeUnitEnum
+  google.ads.googleads.v20.enums.TargetFrequencyTimeUnitEnum
       .TargetFrequencyTimeUnit time_unit = 1
       [(google.api.field_behavior) = REQUIRED];

   // Required. The target frequency goal per selected time unit.
   int32 target_frequency = 2 [(google.api.field_behavior) = REQUIRED];
 }