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PATCH
/
partners
/
{sellerId}
/
buyers
/
{buyerId}
Update a buyer (including KYC mode upgrade A→B).
curl --request PATCH \
  --url https://api.novatrade24.com/v1/partners/{sellerId}/buyers/{buyerId} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --header 'Idempotency-Key: <idempotency-key>' \
  --data '
{
  "kycMode": "MARKETPLACE_LED",
  "companyName": "<string>"
}
'
{
  "uuid": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "vatNumber": "<string>",
  "companyName": "<string>",
  "address": {
    "uuid": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "street": "<string>",
    "postCode": "<string>",
    "city": "<string>",
    "country": "DE"
  },
  "kycMode": "MARKETPLACE_LED",
  "status": "ACTIVE",
  "version": 123,
  "createdAt": "2023-11-07T05:31:56Z",
  "updatedAt": "2023-11-07T05:31:56Z"
}

Authorizations

​
Authorization
string
header
required

OAuth 2.0 client_credentials grant via Keycloak service account. Clients are provisioned per IntegrationOrganization in the nt24-idp realm.

Headers

​
Idempotency-Key
string
required

Client-generated unique key (UUID recommended) for this write operation. Identical key + identical body within 24h returns the cached response. Identical key + different body returns 422.

Required string length: 1 - 255
​
If-Match
string

ETag value from a previous response, used for optimistic concurrency. Mismatch returns 409 with the current resource.

Path Parameters

​
sellerId
string<uuid>
required

UUID of the seller trade partner (must be in caller's authorized list).

​
buyerId
string<uuid>
required

UUID of the buyer trade partner.

Body

application/json

All fields optional. kycMode may be upgraded MARKETPLACE_LED → NT24_LED only.

​
kycMode
enum<string>

MARKETPLACE_LED (Mode A) — partner provides KYC data; NT24 stores + runs VIES only. NT24_LED (Mode B) — NT24 runs full verification (iDenfy + AML) and generates a profile.

Available options:
MARKETPLACE_LED,
NT24_LED
​
companyName
string
​
address
object

Response

Updated

​
uuid
string<uuid>
required
​
vatNumber
string
required
​
companyName
string
required
​
address
object
required
​
kycMode
enum<string>
required

MARKETPLACE_LED (Mode A) — partner provides KYC data; NT24 stores + runs VIES only. NT24_LED (Mode B) — NT24 runs full verification (iDenfy + AML) and generates a profile.

Available options:
MARKETPLACE_LED,
NT24_LED
​
status
enum<string>
required
Available options:
ACTIVE,
BLOCKED
​
version
integer
required

Optimistic-concurrency version.

​
createdAt
string<date-time>
required
​
updatedAt
string<date-time>
required