Array
(
    [endpoint] => https://fcm.googleapis.com/fcm/send/fyOr57dQHhg:APA91bHUwzXPYKjiHCHGJjItEoO5hWri_i9VBBh7TL0sCaLo5lc1MKcDtKeRnbNjtY8Ns7VhrulHK-dWX77HKAAOFXRvp_WbQnfDSWhUpGzQmXNwsiBRVpasx9bB26hRy1fzfiMEtoTm
    [expirationTime] => 
    [keys] => Array
        (
            [p256dh] => BLPXkWTcJL7qcz_q25HMSdePRke6CZF7AKnEOrR7xPyi-HCFMWHLvPK2f9pEnsp_3vDRja1vINn7e-waYZhZ5QY
            [auth] => 0OyCNJ3Yb6_ThZHxDslePg
        )

)
