BLE list with strings being sent...format?

Hi,
I have 2 strings that I read via 2 textboxes and send via BLE to arduino, as in my diagram. They are sent as a list.
My question is : how are they physically sent ? I only receive the first string in my arduino.
image

Thanks in advance
best regards
Ludo

Hi,
I solved it as follows :
image
then it comes in arduino as string1-string2...
regards
Ludo