curl --request GET \
  --url https://credential-testnet.api.sandbox.air3.com/catalog/schemas/{id}

import requests

url = "https://credential-testnet.api.sandbox.air3.com/catalog/schemas/{id}"

response = requests.get(url)

print(response.text)

const options = {method: 'GET'};

fetch('https://credential-testnet.api.sandbox.air3.com/catalog/schemas/{id}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://credential-testnet.api.sandbox.air3.com/catalog/schemas/{id}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

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

func main() {

	url := "https://credential-testnet.api.sandbox.air3.com/catalog/schemas/{id}"

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

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://credential-testnet.api.sandbox.air3.com/catalog/schemas/{id}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://credential-testnet.api.sandbox.air3.com/catalog/schemas/{id}")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Get.new(url)

response = http.request(request)
puts response.read_body

{
  "code": 80000000,
  "msg": "success",
  "data": {
    "schemaId": "sch_01HX",
    "title": "KYC Identity",
    "description": "Basic identity verification schema",
    "credentials": [
      {
        "credentialId": "c21s70g0i54sn0023172Cv",
        "name": "Age Verification",
        "category": "identity",
        "issuer": {
          "issuerId": "iss_01",
          "name": "Acme Corp"
        },
        "traction": {
          "holderCount": 120,
          "issuanceCount": 200,
          "demandCount": 50
        },
        "createdAt": "2026-01-15T10:30:00Z"
      }
    ]
  },
  "timestamp": 1772530828000
}

{
  "error": 404,
  "message": "Schema not found"
}