curl --request POST \
  --url https://x402.20.208.46.195.nip.io/x402/verify \
  --header 'Content-Type: application/json' \
  --data '
{
  "orderId": "0xabc123...",
  "agentSlug": "research-agent"
}
'

{
  "ok": true,
  "paid": true,
  "unlocked": true,
  "settled": true,
  "statusName": "<string>",
  "amountStt": "<string>",
  "requester": "<string>",
  "provider": "<string>",
  "resultUri": "<string>"
}