NewtonsoftJsonSerializer Exception

[Nairda015]

trafficstars

Inner Exception: MissingMethodException: Method not found: 'Void Newtonsoft.Json.Serialization.DefaultContractResolver.set_IgnoreIsSpecifiedMembers(Boolean)'.

code:

var graphQLOptions = new GraphQLHttpClientOptions
{
    EndPoint = new Uri(_gqlUrl, UriKind.Absolute),
};
var graphQLClient = new GraphQLHttpClient(graphQLOptions, new NewtonsoftJsonSerializer());