Analytics request sent to r.stripe.com, which is the preferred service for analytics. This is a POST request with MimeType.Form ContentType.
It sets two headers required by r.stripe.com - HEADER_ORIGIN - Set from analytics server HEADER_USER_AGENT - Used for parsing client info, needs to conform the format starting with "Stripe/v1"
It sets four params required r.stripe.com - PARAM_CLIENT_ID - A string identifying the client making the request, set from analytics server PARAM_CREATED - Timestamp when the event was created in seconds PARAM_EVENT_NAME - An identifying name for this type of event PARAM_EVENT_ID - UUID used to deduplicate events
Additional params can be passed as constructor parameters.
Writes the body of a POST request with OutputStream, left empty for non-POST requests