Quick rundown of the fields:

        "AllTransactionType": indicates type of transaction (0 = Posted, 1 = Memo, 2 = Insufficient Funds
        "TransactionID": Q2 ID for this transaction (unique per FI)
        "HostAccountID": Q2 ID for this account (unique per FI)
        "PostDate":  date transaction posted on the core.
        "TxnAmount": unsigned amount of transaction
        "Description": description of the transaction from the core
        "HostTranNumber": Core ID for this transaction (not guaranteed to be unique)
        "DorC": Debit or Credit
        "ShowImage": has an associated image
        "HostTranCodeID": Code/Category ID of the transaction from the core. Not owned by Q2, list of Codes available in Q2_HostTranCode table
        "HostTranCode":  Code/Category of the transaction from the core. Not owned by Q2, list of Codes available in Q2_HostTranCode table
        "OfxTrnType": OFX Is a ISO specification for data exchange (basically just a defined XML format)	https://financialdataexchange.org/common/Uploaded%20files/OFX%20files/OFX%20Banking%20Specification%20v2.3.pdf
				TranType values are defined in section 11.4.4.3
        "OfxCheckNumHandling": 
						//0=drop check num
						//1=change transaction type to CHECK
						//2=move check number to description append REF#
						//3=move check number to description prepend REF#
        "ShowTransactionItemDetail": has associated transaction sub-items.,
        "SignedTxnAmount": signed amount of transaction
        "StatementDescription": description that will show up on the statement.