Every in-store purchase triggers this deterministic sequence:
Input
Fiat / USDC
€3.30 / $3.30
→
Generates
NFT + ERC20
Receipt + Units
→
Settlement
+19.1% fee
Last owner out
// Agent call: initiate purchase
POST /v1/rwa/consume {
"amount_usd": 3.30,
"payment": "USDC",
"merchant":
"kiss.efood.eth",
"buyer": "0x..."
}
// Response: deterministic receipt
{
"nft_id":
"RWA-ABSOLUTE-01/01",
"type": "rewritable",
"erc20_units": 600708,
"tiers_unlocked": 33,
"owner_can_hold": false,
"owner_can_list": true,
"success_fee_pct": 19.1,
"proof":
"eas://0xe696...ca8a",
"merkle_root":
"0x3c1...c53fd"
}