The 10.3 release date is by region:
Included in this release are updates to these Harmony components:
Design Studio, Private Agent, and Private API Gateway installers are available as of July 10, 2019.
ActiveBCFieldis now included in the query request schema, which you can use to pass the Business Component field names that need to be active.
X-Forwarded-Forheader, the last IP address is used by default. Those using a Private API Gateway can change the default IP address used in the configuration file.
FindByPos()function now saves properly with other functions
FindByPos()function and any other function in the same transformation script, an additional hash symbol (#) is no longer erroneously added within the script upon saving, in addition to the one indicating an instance within the source field reference path.