system.serviceModel
├─ bindings          Channel/Route: Define protocol & maximum data capacity
├─ behaviors         Operational rules, two separate types, no cross usage
│  ├─ endpointBehaviors   Gateway rules: REST enabling switch <webHttp/>
│  └─ serviceBehaviors    Global service rules: Metadata access & exception details
├─ services          Core service entity
│  └─ service        Specific service instance
│     └─ endpoint    Access gateway ABC: Address + Binding + Contract
└─ serviceHostingEnvironment  IIS hosting configuration

//D:\C\WcfService8\WcfService8\Web.config
<?xml version="1.0"?>
<configuration>

  <appSettings>
    <add key="aspnet:UseTaskFriendlySynchronizationContext" value="true" />
  </appSettings>
  <system.web>
    <compilation debug="true" targetFramework="4.8" />
    <httpRuntime targetFramework="4.8"/>
  </system.web>
  <system.serviceModel>
      <bindings>
          <webHttpBinding>
              <binding name="WcfService8WebHttpBinding"
                       transferMode="Buffered" 
                       receiveTimeout="00:10:00" 
                       sendTimeout="00:10:00" 
                       closeTimeout="00:10:00" 
                       openTimeout="00:10:00" 
                       maxReceivedMessageSize="2147483647" 
                       maxBufferSize="2147483647" 
                       maxBufferPoolSize="2147483647">
                  <readerQuotas maxStringContentLength="2147483647" 
                                maxNameTableCharCount="2147483647" 
                                maxDepth="2147483647" 
                                maxBytesPerRead="2147483647" 
                                maxArrayLength="2147483647"/>
                  <security mode="None"/>
              </binding>
          </webHttpBinding>
      </bindings>
    <behaviors>
        <endpointBehaviors>
            <behavior name="Wcf8ServiceEndpointBehavior">
                <webHttp/>
            </behavior>          
        </endpointBehaviors>
      <serviceBehaviors>
        <behavior name="WcfService8Behavior">
          <!-- To avoid disclosing metadata information, set the values below to false before deployment -->
          <serviceMetadata httpGetEnabled="true" httpsGetEnabled="true"/>
          <!-- To receive exception details in faults for debugging purposes, set the value below to true.  Set to false before deployment to avoid disclosing exception information -->
          <serviceDebug includeExceptionDetailInFaults="true"/>
        </behavior>
      </serviceBehaviors>
    </behaviors>
    <services>
        <service name="WcfService8.BookService"
                 behaviorConfiguration="WcfService8Behavior">
            <endpoint address=""
                      binding="webHttpBinding"
                      bindingConfiguration="WcfService8WebHttpBinding"
                      behaviorConfiguration="Wcf8ServiceEndpointBehavior"
                      contract="WcfService8.IBookService"/>
        </service>
    </services>  
    <protocolMapping>
        <add binding="basicHttpsBinding" scheme="https" />
    </protocolMapping>    
    <serviceHostingEnvironment aspNetCompatibilityEnabled="true" multipleSiteBindingsEnabled="true" />
  </system.serviceModel>
  <system.webServer>
    <modules runAllManagedModulesForAllRequests="true"/>
    <!--
        To browse web app root directory during debugging, set the value below to true.
        Set to false before deployment to avoid disclosing web app folder information.
      -->
    <directoryBrowse enabled="true"/>
  </system.webServer>

</configuration>


//D:\C\WcfService8\WcfService8\IBookService.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.Serialization;
using System.ServiceModel;
using System.ServiceModel.Web;
using System.Text;

namespace WcfService8
{
    // NOTE: You can use the "Rename" command on the "Refactor" menu to change the interface name "IBookService" in both code and config file together.
    [ServiceContract]
    public interface IBookService
    {
        [OperationContract]
        [WebGet(UriTemplate = "GetBooksList?cnt={cnt}", RequestFormat = WebMessageFormat.Json, ResponseFormat = WebMessageFormat.Json)]
        List<Book> GetBooksList(int cnt);
    }

    [DataContract]
    public class Book
    {
        [DataMember]
        public long Id { get; set; }

        [DataMember]
        public string Name { get; set; }

        [DataMember]
        public string ISBN {  get; set; }

        [DataMember]
        public string Abstract {  get; set; }

        [DataMember]
        public string Author {  get; set; }

        [DataMember]
        public string Comment {  get; set; }

        [DataMember]
        public string Content {  get; set; }

        [DataMember]
        public string Summary {  get; set; }

        [DataMember]
        public string Title {  get; set; }

        [DataMember]
        public string Topic {  get; set; }
    }
}

//D:\C\WcfService8\WcfService8\BookService.svc.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.Serialization;
using System.ServiceModel;
using System.Text;
using System.Threading;

namespace WcfService8
{
    // NOTE: You can use the "Rename" command on the "Refactor" menu to change the class name "BookService" in code, svc and config file together.
    // NOTE: In order to launch WCF Test Client for testing this service, please select BookService.svc or BookService.svc.cs at the Solution Explorer and start debugging.
    public class BookService : IBookService
    {
        private static long id = 0;
        private static long GetIncrementId()
        {
            return Interlocked.Increment(ref id);
        }
        public List<Book> GetBooksList(int cnt)
        {
            List<Book> booksList = new List<Book>();
            for(int i=0;i<cnt;i++)
            {
                var a=GetIncrementId();
                booksList.Add(new Book()
                {
                    Id=a,
                    Name=$"Name_{a}",
                    ISBN=$"ISBN_{a}_{Guid.NewGuid():N}",
                    Abstract=$"Abstract_{a}",
                    Author=$"Author_{a}",
                    Comment=$"Comment_{a}",
                    Content=$"Content_{a}",
                    Summary=$"Summary_{a}",
                    Title=$"Title_{a}",
                    Topic=$"Topic_{a}"
                });
            }
            return booksList;
        }
    }
}

http://localhost:51374/BookService.svc/getbookslist?cnt=100000