score:1

    <Link 
     to={{ 
      pathname: "https://tickets.example.com",
      search: "?token=<auth_token>&refresh_token=<refresh_token>",
      state: { foo: 'foo' }
     }} 
     target="_blank"
    >
     Tickets
    </Link>

score:1

import { subscribe, publish } from 'MicroApp/MicroAppApp';

// Note: publish and subscribe function can be used as redux action similar like MicroApp
const microAppReducer = (state, action) => {
    switch (action.type) {
        case 'SUBSCRIBE_MICRO_APP':
            return action.payload; // Do something with the payload
        case 'PUBLISH_MICRO_APP':
            publish && publish(action.payload);
            // return action.payload; // This is not required
        default:
            return state;
    }
}

subscribe((payload) =>  store.dispatch({ type: 'SUBSCRIBE_MICRO_APP', payload })); // Micro Front end will send data here

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