login in kinvey

export const auth=(username,password)=>{
    return dispatch =>{
        dispatch(authStart());

        const authData={
            username,
            password
        }

        const loginInfo =`Basic ${btoa(username+ ":" +password)}`

        const options={
             "headers":{
            "Authorization":loginInfo,
            "X-Kinvey-API-Version":3
        }
    }

        const url=process.env.REACT_APP_BASE_URL+`user/${process.env.REACT_APP_API_KEY}/login`;
        axios.post(url,authData,options)
        .then(response=>{
            debugger;
            const data={
                "username":response.data.username,
                "id":response.data._id,
                "authToken":response.data._kmd.authtoken
            }
            dispatch(authSuccess(data.username,data.id,data.authToken))

        }).catch(err=>{
            console.log(err)
            debugger;
            dispatch(authFail(err.message))
        })

    }
}