APSessionID

Attribute Name	Attribute Description
Attribute Provider (AP) Session ID	This is a customer-generated ID that uniquely identifies each ThreatMetrix transaction.It is used in score-retrieval.The Session Id must be between 10 and 64 characters long and must consist of the following characters only: Upper and lowercase English letters (a-z, A-Z) Digits (0-9) Hyphen (-)

{
	  "attributeType": "APSessionID",
		"values": 
		{
			"apSessionId": "sampletransactionid123"
		}
}