ChromeOS version: 70.0.3538.76 https://drive.google.com/open?id=1NhYeeOhP1vf4NfXEwAw2WRLXCus_RPGL
ChromeOS device model: cyan(customer) veyron_minnie (my repro)
Case#: 17366487

Description: the customer is unable to open for the first time Google play on their ChromeBook on a network not directly connected to the internet

Steps to reproduce: 

1) wipe the device
2) configure in the Admin console the wifi network(INSIDEB) at the device level
  this wifi is not directly connected to the internet it's necessary to use a proxy. The proxy is without SSL inspection.
3) enroll the device (using an open network)
4) connect to INSIDEB 
5) login on the device

Current Behavior / Reproduction: 
repro done on 22 Nov around 15:50
error try again 15:52
error 15:58
error messages: https://drive.google.com/open?id=124PmMP45wsKHRjQ4M-4gCkFf_Bi1Oaor https://drive.google.com/open?id=1GLCZ6BdNE2eqSggcuGYbHKSGzxf_me9D
I've sent feedback with the case# 17366487 in the text

Expected Behavior: 
being able to install and use Google Play

workaround: use a open-network
after first install it's possible to go back to the restricted network and it will download and install the force_install app without issue.
Drive link to logs: 
my repro debug logs: https://drive.google.com/open?id=1RVEXLRY6G75BQOJyXXV0FopfL16swFy2

my policy: https://drive.google.com/open?id=1Zzpe6ewe8n0YO-SSMyo4MvJ6BLCA3qi_
https://drive.google.com/open?id=1LT9GAe-v8pZ9xLAUYLxtBz5ElzLGbRse

Customer logs: https://drive.google.com/open?id=1kZkzedXFiB5FMw1HQbqFbdLOqKFYbqX6