DefinitelyTyped/types/graphql-type-json/graphql-type-json-tests.ts

import { GraphQLObjectType, GraphQLInputObjectType } from "graphql";
import GraphQLJSON, { GraphQLJSONObject } from "graphql-type-json";

const TestType = new GraphQLObjectType({
    name: "TestType",
    fields: {
        testValue: {
            type: GraphQLJSON
        },
        testObject: {
          type: GraphQLJSONObject
      }
    }
});

const TestInputType = new GraphQLInputObjectType({
    name: "TestInputType",
    fields: {
      testValue: {
          type: GraphQLJSON
      },
      testObject: {
        type: GraphQLJSONObject
    }
  }
});