org.scalajs.dom.experimental.push
used to retrieve the authentication secret described here: https://tools.ietf.org/html/draft-ietf-webpush-encryption-01
used to retrieve the P-256 ECDH Diffie-Hellman public key described here: https://tools.ietf.org/html/draft-ietf-webpush-encryption-01
Static definitions for PushEncryptionKeyName