CS0029 Não é possível converter implicitamente tipo "string" em "bool" YouLearn.Api

[marcialwushu]

CS0029 Não é possível converter implicitamente tipo "string" em "bool" YouLearn.Api

private const string ISSUER = "c1f51f42";
private const string AUDIENCE = "c6bbbb645024";

 //Configuração do Token
            var signingConfigurations = new SigningConfigurations();
            services.AddSingleton(signingConfigurations);

            var tokenConfigurations = new TokenConfigurations
            {
                Audience = AUDIENCE,
                Issuer = ISSUER,
                Seconds = int.Parse(TimeSpan.FromDays(1).TotalSeconds.ToString())
            };
            services.AddSingleton(tokenConfigurations);

            services.AddAuthentication(authOptions =>
            {
                authOptions.DefaultAuthenticateScheme = JwtBearerDefaults.AuthenticationScheme;
                authOptions.DefaultChallengeScheme = JwtBearerDefaults.AuthenticationScheme;
            }).AddJwtBearer(bearerOptions =>
            {
                var paramsValidation = bearerOptions.TokenValidationParameters;
                paramsValidation.IssuerSigningKey = signingConfigurations.SigningCredentials.Key;
                paramsValidation.ValidateAudience = tokenConfigurations.Audience;  <-- error é aqui 
                paramsValidation.ValidateIssuer = tokenConfigurations.Issuer; <-- error é aqui 

            });

[marcialwushu]

https://docs.microsoft.com/pt-br/dotnet/csharp/language-reference/compiler-messages/cs0029

[marcialwushu]

https://docs.microsoft.com/pt-br/dotnet/api/system.convert.toboolean?view=netcore-3.1#System_Convert_ToBoolean_System_String_System_IFormatProvider_

[marcialwushu]

https://forums.asp.net/t/1750650.aspx?cannot+implicitly+convert+type+string+to+bool+