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for each transaction, you will get a payload returned. The transaction response contains a set of TLVs that explains this particular transaction. One of the TLVs (9F39) is Point of Service (POS) entry mode, which indicates the method by which the PAN was entered. 

 

description of tag 9F39 is as following.
Values:

90h = Magnetic Stripe Reader Swipe

91h = Contactless MSD

05h = Contact EMV

07h = Contactless EMV

80h = Contact Fallback to Magnetic Stripe