Buy a listed credential
curl --request POST \
--url https://mag3nt.com/api/listings/{id}/buy \
--header 'Authorization: <api-key>' \
--header 'Content-Type: application/json' \
--data '
{
"buyer_card_id": "<string>"
}
'import requests
url = "https://mag3nt.com/api/listings/{id}/buy"
payload = { "buyer_card_id": "<string>" }
headers = {
"Authorization": "<api-key>",
"Content-Type": "application/json"
}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {Authorization: '<api-key>', 'Content-Type': 'application/json'},
body: JSON.stringify({buyer_card_id: '<string>'})
};
fetch('https://mag3nt.com/api/listings/{id}/buy', 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://mag3nt.com/api/listings/{id}/buy",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS => json_encode([
'buyer_card_id' => '<string>'
]),
CURLOPT_HTTPHEADER => [
"Authorization: <api-key>",
"Content-Type: application/json"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"strings"
"net/http"
"io"
)
func main() {
url := "https://mag3nt.com/api/listings/{id}/buy"
payload := strings.NewReader("{\n \"buyer_card_id\": \"<string>\"\n}")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("Authorization", "<api-key>")
req.Header.Add("Content-Type", "application/json")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.post("https://mag3nt.com/api/listings/{id}/buy")
.header("Authorization", "<api-key>")
.header("Content-Type", "application/json")
.body("{\n \"buyer_card_id\": \"<string>\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://mag3nt.com/api/listings/{id}/buy")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["Authorization"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"buyer_card_id\": \"<string>\"\n}"
response = http.request(request)
puts response.read_body{
"success": true,
"listing": {
"id": "lst_mag3nt_abc123_1719500000000_42",
"card_id": "<string>",
"seller": "<string>",
"price": 123,
"created_at": "2023-11-07T05:31:56Z",
"buyer": "<string>",
"settled_tx": "<string>",
"settled_at": "2023-11-07T05:31:56Z",
"sellable": true,
"stats": {
"rxCount": 123,
"rxLifetime": 123,
"rx30d": 123,
"rx30dCount": 123,
"lastActive": "2023-11-07T05:31:56Z",
"firstActive": "2023-11-07T05:31:56Z",
"protocols": 123,
"balance": 123,
"ageDays": 123,
"hasCrt": true,
"crtStatus": "<string>",
"crtAddress": "<string>",
"crtSymbol": "<string>",
"holderAddress": "<string>",
"chainStatus": "<string>",
"identityToken": "<string>",
"identityStatus": "<string>"
}
},
"feeQuote": {},
"payoutTx": "<string>"
}{
"error": "Card not found"
}{
"error": "Card not found"
}{
"error": "<string>",
"code": "NOT_LISTED"
}Marketplace
Buy a listed credential
Escrows the buyer’s USDC card funds, atomically re-keys credential ownership (and its pay links), pays out the seller net of the marketplace take rate, and captures the fee. Any failure after escrow fully unwinds - no half-completed sale, no lost funds.
POST
/
api
/
listings
/
{id}
/
buy
Buy a listed credential
curl --request POST \
--url https://mag3nt.com/api/listings/{id}/buy \
--header 'Authorization: <api-key>' \
--header 'Content-Type: application/json' \
--data '
{
"buyer_card_id": "<string>"
}
'import requests
url = "https://mag3nt.com/api/listings/{id}/buy"
payload = { "buyer_card_id": "<string>" }
headers = {
"Authorization": "<api-key>",
"Content-Type": "application/json"
}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {Authorization: '<api-key>', 'Content-Type': 'application/json'},
body: JSON.stringify({buyer_card_id: '<string>'})
};
fetch('https://mag3nt.com/api/listings/{id}/buy', 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://mag3nt.com/api/listings/{id}/buy",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS => json_encode([
'buyer_card_id' => '<string>'
]),
CURLOPT_HTTPHEADER => [
"Authorization: <api-key>",
"Content-Type: application/json"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"strings"
"net/http"
"io"
)
func main() {
url := "https://mag3nt.com/api/listings/{id}/buy"
payload := strings.NewReader("{\n \"buyer_card_id\": \"<string>\"\n}")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("Authorization", "<api-key>")
req.Header.Add("Content-Type", "application/json")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.post("https://mag3nt.com/api/listings/{id}/buy")
.header("Authorization", "<api-key>")
.header("Content-Type", "application/json")
.body("{\n \"buyer_card_id\": \"<string>\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://mag3nt.com/api/listings/{id}/buy")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["Authorization"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"buyer_card_id\": \"<string>\"\n}"
response = http.request(request)
puts response.read_body{
"success": true,
"listing": {
"id": "lst_mag3nt_abc123_1719500000000_42",
"card_id": "<string>",
"seller": "<string>",
"price": 123,
"created_at": "2023-11-07T05:31:56Z",
"buyer": "<string>",
"settled_tx": "<string>",
"settled_at": "2023-11-07T05:31:56Z",
"sellable": true,
"stats": {
"rxCount": 123,
"rxLifetime": 123,
"rx30d": 123,
"rx30dCount": 123,
"lastActive": "2023-11-07T05:31:56Z",
"firstActive": "2023-11-07T05:31:56Z",
"protocols": 123,
"balance": 123,
"ageDays": 123,
"hasCrt": true,
"crtStatus": "<string>",
"crtAddress": "<string>",
"crtSymbol": "<string>",
"holderAddress": "<string>",
"chainStatus": "<string>",
"identityToken": "<string>",
"identityStatus": "<string>"
}
},
"feeQuote": {},
"payoutTx": "<string>"
}{
"error": "Card not found"
}{
"error": "Card not found"
}{
"error": "<string>",
"code": "NOT_LISTED"
}Authorizations
API key prefixed with 'Bearer sx_live_...'
Path Parameters
Body
application/json
An ACTIVE USDC card you own to pay from.
⌘I