Verification method selector for Add New Account page

Sometimes Instagram can ask you to verify your identity. Let’s make a selector option for verification method at add account challenge. In my case, SMS-code isn’t not coming because I use a lot of accounts for my phone or maybe problems with receiving SMS.

Required: Nextpost ver. 4.0 and higher.

Video demo

Changelog

Version 1.0
- Launch.

Version 1.1
- Fix for email and phone not set in account.

Version 2.0 - 6.03.2019
- Improvements: Code simplifies and fixes for empty contact data (empty email/phone at login verification challenge).
- Use Step 4 to migrate from 1.1 to 2.0.