Merchant harness
Trigger
Payment
Reference
Amount (dollars)
Signature
Signing form
5 fields — signature.ts, and all the schema carries
6 fields — contract §2.3, adds the ABN
The 6-field form is expected to refuse: nothing verifies it yet.
Key id
Local stack knows
bowens-test
only.
Signing secret
Nonce
Conditional
Payer ABN
Sign & send to frame
No trigger signed yet
Press Sign to hand one to the frame.
Embedded checkout
Frame width
Handshake log
Clear