Three codes could be found in the MAGNUS TRANSFORMING post on the Investigate Ingress blog.

[1] eeknkn84784749uk49uk

[2] 8i5ngsn6qtip4g9n

[3] 5e3r7cimvhqsc7t6

Code #1

Observations

Seems like everything is repeating

Code #2

Observations

16 characters with the right amount of numbers for a valid passcode

Code #3

Observations

Again, 16 characters with the right amount of numbers for a valid passcode