flowchart TD
    A[Extension_1] -->|Operation Request| B(Core)
    B --> | Redirect to ServiceAccountManager | C(Core ServiceAccountManager)
    C --> | getServiceAccountAuth<accountId> | D(Security Plugin)
    D -->| checkServiceAccount<accountId> | E(InternalUsersStorage)
     E --> | if !serviceAccountExists<accountId> OR !accountIsEnabled<accountId> | G(Return unauthorized response)
    E --> | if serviceAccountExists<accountId> AND accountIsEnabled<accountId> | F(Token Generator)
    F --> |Return auth token to core| C
    G --> |Return unauthorized response to core| C
    C --> | Forward response | B
    B --> | Forward response | A

sequenceDiagram
title: Extension_1 Authorization Sequence

Extension_1 -> Core : Operation Request
Core -> Core ServiceAccountManager : Redirect to ServiceAccountManager
Core ServiceAccountManager -> Security Plugin : getServiceAccountAuth<accountId>
Security Plugin -> InternalUsersStorage : checkServiceAccount<accountId>
InternalUsersStorage --> Core : Return unauthorized response
InternalUsersStorage -> Token Generator : 
alt serviceAccountExists<accountId> AND accountIsEnabled<accountId>
    Token Generator -> Core ServiceAccountManager : Return auth token to core
else !serviceAccountExists<accountId> OR !accountIsEnabled<accountId>
    Token Generator --> Core : Return unauthorized response
end
Core ServiceAccountManager -> Core : Forward response
Core -> Extension_1 : Forward response