The options
read-only property of the PushSubscription
interface is an object containing the options used to create the subscription.
An read-only PushSubscriptionOptions
object containing the following values:
-
userVisibleOnly
: A boolean, indicating that the returned push subscription will only be used for messages whose effect is made visible to the user. -
applicationServerKey
: A public key your push server will use to send messages to client apps via a push server. This value is part of a signing key pair generated by your application server, and usable with elliptic curve digital signature (ECDSA), over the P-256 curve.