# Ticket Verification

## Happy Path

```mermaid
sequenceDiagram
participant UI
participant API
participant DB

UI ->> API: Decoded Ticket Id from QR Code
API ->> DB: Query DB with Id
DB ->> API: Found Ticket Info
API ->> UI: Tickets Found, Admit X Seats
```

## Negative Path

```mermaid
sequenceDiagram
participant UI
participant API
participant DB

UI ->> API: Decoded Ticket Id from QR Code
API ->> DB: Query DB with Id
DB ->> API: None Found
API ->> UI: Ticket Not Found
```