Auth-token vasio, aguem sabe se ha problema na aip?

import React, { Component } from 'react';
import {browserHistory} from 'react-router';

export default class Login extends Component {

    constructor(props){
        super(props);
        //console.log(this.props);
        this.state = {msg: this.props.location.query.msg};
    }

    envia(event){
        event.preventDefault();

        const requestInfo = {
            method: 'POST',
            body:JSON.stringify({login:this.login.value,senha:this.senha.value}),
            headers: new Headers({

                'Content-type' : 'application/json'
            })
        };

        fetch('https://instalura-api.herokuapp.com/api/login', requestInfo)
            .then(response => {

                if(response.ok){
                    return response.text();
                } else {
                   // this.setState({msg: 'nao foi possivel fazer o login'});
                    throw new Error('Nao foi possivel acessar');
                }
            })
            .then(token => {
               //console.log(token);
               //console.log('teste');
               localStorage.setItem('auth-token', token);
               console.log(localStorage);
               browserHistory.push('/timeline');
            })
            .catch(error => {
                this.setState({msg:error.message});
               // browserHistory.push('/timeline');
            })
    }

    render(){

        return(
            <div className="login-box">
                <h1 className="header-logo">Instalura</h1>
                <span>{this.state.msg}</span>
                <form onSubmit={this.envia.bind(this)}>
                    <input type="text" ref={(input)=> this.login = input} />
                    <input type="password" ref={(input)=> this.senha = input}/>
                    <input type="submit" value="login"/>
                </form>
            </div>

        );


    }

}

Retorna

[object Storage]: {auth-token: "", authToken: "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpZCI6MSwibmFtZSI6ImZsYXZpbyIsImVtYWlsIjoiZmxhdmlvQGFsdXJhcGljLmNvbS5iciIsImlhdCI6MTU1OTIxNzkzMSwiZXhwIjoxNTU5MzA0MzMxfQ.UES-bHdm2hVvqt1wzv9GvmHAMyvd7mG2MyXb0B0YYnI", length: 2} auth-token: "" authToken: "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpZCI6MSwibmFtZSI6ImZsYXZpbyIsImVtYWlsIjoiZmxhdmlvQGFsdXJhcGljLmNvbS5iciIsImlhdCI6MTU1OTIxNzkzMSwiZXhwIjoxNTU5MzA0MzMxfQ.UES-bHdm2hVvqt1wzv9GvmHAMyvd7mG2MyXb0B0YYnI" length: 2

proto: StoragePrototype