Link existing cNGN user id

curl --request POST \
  --url http://localhost:4000/v1/customers/{id}/strails/link \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --header 'Idempotency-Key: <idempotency-key>' \
  --data '
{
  "strailsUserId": "<string>"
}
'

const options = {
  method: 'POST',
  headers: {
    'Idempotency-Key': '<idempotency-key>',
    Authorization: 'Bearer <token>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({strailsUserId: '<string>'})
};

fetch('http://localhost:4000/v1/customers/{id}/strails/link', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "http://localhost:4000/v1/customers/{id}/strails/link"

payload = { "strailsUserId": "<string>" }
headers = {
    "Idempotency-Key": "<idempotency-key>",
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

{
  "status": "success",
  "message": "Customer created",
  "data": {
    "id": "b2c3d4e5-f6a7-8901-bcde-f12345678901",
    "name": "Jane Supplier",
    "email": "jane@supplier.co.ke",
    "type": "individual",
    "isPrimary": false,
    "createdAt": "2026-06-26T12:00:00.000Z",
    "updatedAt": "2026-06-26T12:00:00.000Z"
  }
}