Claiming E-series - time to reach pulsing cyan

[grantWTI]

For those of you who come across this post in the future...

I was able to find a solution based on this post:

Tutorial: Updating your E Series LTE Eval Kit to 1.0.0 or later

Background The E Series is Particle’s mass production form factor for the Electron, our cellular development kit. This purpose of this tutorial is to help customers using the E Series to update their hardware to the most recent version of Device OS firmware. IMPORTANT: If you are setting up a new E Series LTE Evaluation Kit or E402 LTE module, note that there is a known issue in u-blox modem firmware that results in repeated handshake errors the first time the device connects to the Particle C…

Note, I don't have LTE devices, but manually upgrading to 0.8.0 seemed to do the trick.