Check how your server handles invalid requests. We will send requests with missing auth, invalid amounts, and non-existent accounts.
1. Missing Auth (Expects -32504)
2. Invalid Auth (Expects -32504)
3. Invalid Amount (Expects -31001)
4. Invalid Account (Expects -31050)
Runs a complete payment cycle: CheckPerformTransaction → CreateTransaction (State 1) → PerformTransaction (State 2) → CheckTransaction.
Includes idempotency and concurrency checks at each stage.
Retrieves the transactions list and checks data integrity (timestamps, reason codes).