curl --request GET \
  --url https://api.example.com/v1/contracts/{producer}/{namespace}/{type} \
  --header 'Authorization: Bearer <token>'

package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "https://api.example.com/v1/contracts/{producer}/{namespace}/{type}"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("Authorization", "Bearer <token>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://api.example.com/v1/contracts/{producer}/{namespace}/{type}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.example.com/v1/contracts/{producer}/{namespace}/{type}"

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers)

print(response.text)

{
  "producer": "payments-api",
  "namespace": "acme.payments",
  "type": "payments.payment_confirmed",
  "items": [
    {
      "schemaVersion": "1.0.0",
      "hash": "sha256:c70d23556a831b80a91783f16d920d470b5e5e92c912360e49d9d714784c1b0b",
      "status": "ACTIVE",
      "createdAt": "2026-10-19T12:00:00Z"
    },
    {
      "schemaVersion": "1.1.0",
      "hash": "sha256:414552dbe691e925cbf9b1044462905eb82a351906c7f2558c548fb6851dd656",
      "status": "ACTIVE",
      "createdAt": "2026-10-19T13:00:00Z"
    }
  ]
}

{
  "code": "<string>",
  "detail": "Property foo is required but is missing.",
  "errors": [
    {
      "location": "<string>",
      "message": "<string>",
      "value": "<unknown>"
    }
  ],
  "instance": "0199c1f07a3e7b219d443c1f8e2a9b01",
  "status": 400,
  "title": "Bad Request",
  "type": "https://example.com/errors/example",
  "upstream": {
    "code": "E4001",
    "message": "account not found at provider"
  }
}

{
  "code": "<string>",
  "detail": "Property foo is required but is missing.",
  "errors": [
    {
      "location": "<string>",
      "message": "<string>",
      "value": "<unknown>"
    }
  ],
  "instance": "0199c1f07a3e7b219d443c1f8e2a9b01",
  "status": 400,
  "title": "Bad Request",
  "type": "https://example.com/errors/example",
  "upstream": {
    "code": "E4001",
    "message": "account not found at provider"
  }
}

{
  "code": "SF-0017",
  "detail": "Verify the four path segments, and register the version from your deploy pipeline if it is missing.",
  "instance": "0199c1f07a3e7b219d443c1f8e2a9b01",
  "status": 404,
  "title": "Not Found",
  "type": "https://errors.lerian.studio/v1/SF-0017"
}

{
  "code": "<string>",
  "detail": "Property foo is required but is missing.",
  "errors": [
    {
      "location": "<string>",
      "message": "<string>",
      "value": "<unknown>"
    }
  ],
  "instance": "0199c1f07a3e7b219d443c1f8e2a9b01",
  "status": 400,
  "title": "Bad Request",
  "type": "https://example.com/errors/example",
  "upstream": {
    "code": "E4001",
    "message": "account not found at provider"
  }
}

{
  "code": "<string>",
  "detail": "Property foo is required but is missing.",
  "errors": [
    {
      "location": "<string>",
      "message": "<string>",
      "value": "<unknown>"
    }
  ],
  "instance": "0199c1f07a3e7b219d443c1f8e2a9b01",
  "status": 400,
  "title": "Bad Request",
  "type": "https://example.com/errors/example",
  "upstream": {
    "code": "E4001",
    "message": "account not found at provider"
  }
}

{
  "code": "<string>",
  "detail": "Property foo is required but is missing.",
  "errors": [
    {
      "location": "<string>",
      "message": "<string>",
      "value": "<unknown>"
    }
  ],
  "instance": "0199c1f07a3e7b219d443c1f8e2a9b01",
  "status": 400,
  "title": "Bad Request",
  "type": "https://example.com/errors/example",
  "upstream": {
    "code": "E4001",
    "message": "account not found at provider"
  }
}