I get the 500 error by the SDK operation listener
Please check if the parameter username_merchant (email) is an unique value linked to the Terminal ID (TID).
ES. Noreplay1@test.it -> TID 38090909 ; Noreplay2@test.it -> TID 38010101
Please check if the parameter username_merchant (email) is an unique value linked to the Terminal ID (TID).
ES. Noreplay1@test.it -> TID 38090909 ; Noreplay2@test.it -> TID 38010101