Create Payout Account

curl -X POST 'http://localhost:9000/vendor/payout-accounts' \
  -H 'Authorization: Bearer <token>' \
  -H 'x-seller-id: <seller_id>' \
  -H 'Content-Type: application/json' \
  -d '{"context": {"country": "US"}}'

const { payout_account } = await client.vendor.payoutAccounts.mutate({
  context: { country: "US" },
})

{
  "payout_account": {
    "id": "pacc_01HXYZ",
    "status": "pending",
    "context": { "country": "US" },
    "created_at": "2026-01-15T10:00:00.000Z"
  }
}