Update a Push Credential
This operation partially updates a Push Credential.
Basic authentication of the form Basic <account_id:auth_token>.
Basic authentication of the form Basic <api_key:api_key_secret>.
Use this Credential as the default for the Push Notification App for the
given credentialType to send Push Notifications.
If a Credential of the given type doesn’t already exist,
this Credential automatically becomes the default.
The location (uri) of the resource identified by Resource-Id.
The location (uri) of the resource identified by Resource-Id.