Payment Lifecycle (Maker-checker flow)

The following flow diagram illustrates payment lifecycle when maker-checker flow is enabled:

Payment State	Payment.status	Description	Terminal Status?
Held for checker approval	PENDING_APPROVAL	Maker submits a payment where maker-checker applies	No
Approved by checker	PROCESSING	Checker approved the payment and the payment is executed.	No
Rejected by checker	APPROVAL_REJECTED	Checker rejected the payment and is not executed.	Yes
Approval window expired	APPROVAL_EXPIRED	Payment is not approved before the review expiry datetime.	Yes
Bank accepted the payment	SUBMITTED	Bank accepted, pending the final status from the bank.	No
Payment Success	COMPLETED	Bank returned a success response.	Yes
Payment failed	FAILED	Bank submission or failed during execution.	Yes