What are the requirements for Pipedrive integration?

What are the requirements for Pipedrive integration?

Requirement:
  1. API (https://support.myoperator.com/portal/en/kb/articles/what-information-do-i-need-to-provide-to-sync-myoperator%E2%80%99s-data-into-pipedrive) token from Pipedrive
  2. MyOperator number
  3. Email ID of users on Pipedrive should be same as on MyOperator4. User should be a pro user