Why i can't get paymentId with PayPal Native-Checkout Android

[A_jmalKoraai]

Hi i have mobile application using paypal sdk ,

i have create configure my application with paypal , all proccess going well but when the payment done i get only PayerId and OrderId ,

for PaymentId i got null ,

the payment id very important for me because i'm sending it to my server to check if payment done proccess the server for client .