authentication_started

1{
2  "session_id": "d0a136b2-6c93-4071-803b-f56194d95938",
3  "amount": "1250",
4  "currency": "GBP",
5  "type": "regular",
6  "challenge_indicator": "no_challenge_requested",
7  "protocol_version": "2.2.0",
8  "scheme": "visa"
9}