A payment can have the following states:

StateMeaning
pendingThe payment is created but not yet authorized
authorizedThe payment is authorized and can be captured
capturedThe payment has been captured, you can look at the "captured" property to determine if it's a partial capture
refundedThe payment has been refunded, you can look at the "refunded" property to determine if it's a partial refund
canceledThe payment has been canceled
rejectedThe payment has been rejected by the acquirer