curl --request POST \
  --url https://api.virtuoussoftware.com/api/ContactReference/Query \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "groups": [
    {
      "conjunct": "And",
      "conditions": [
        {
          "parameter": "Contact Id",
          "operator": "Is",
          "value": "501"
        },
        {
          "parameter": "Reference Source",
          "operator": "Is",
          "value": "Stripe"
        },
        {
          "parameter": "Reference Id",
          "operator": "Is",
          "value": "cus_123456"
        }
      ]
    }
  ]
}
'

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    groups: [
      {
        conjunct: 'And',
        conditions: [
          {parameter: 'Contact Id', operator: 'Is', value: '501'},
          {parameter: 'Reference Source', operator: 'Is', value: 'Stripe'},
          {parameter: 'Reference Id', operator: 'Is', value: 'cus_123456'}
        ]
      }
    ]
  })
};

fetch('https://api.virtuoussoftware.com/api/ContactReference/Query', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.virtuoussoftware.com/api/ContactReference/Query"

payload = { "groups": [
        {
            "conjunct": "And",
            "conditions": [
                {
                    "parameter": "Contact Id",
                    "operator": "Is",
                    "value": "501"
                },
                {
                    "parameter": "Reference Source",
                    "operator": "Is",
                    "value": "Stripe"
                },
                {
                    "parameter": "Reference Id",
                    "operator": "Is",
                    "value": "cus_123456"
                }
            ]
        }
    ] }
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

using RestSharp;


var options = new RestClientOptions("https://api.virtuoussoftware.com/api/ContactReference/Query");
var client = new RestClient(options);
var request = new RestRequest("");
request.AddHeader("Authorization", "Bearer <token>");
request.AddJsonBody("{\n  \"groups\": [\n    {\n      \"conjunct\": \"And\",\n      \"conditions\": [\n        {\n          \"parameter\": \"Contact Id\",\n          \"operator\": \"Is\",\n          \"value\": \"501\"\n        },\n        {\n          \"parameter\": \"Reference Source\",\n          \"operator\": \"Is\",\n          \"value\": \"Stripe\"\n        },\n        {\n          \"parameter\": \"Reference Id\",\n          \"operator\": \"Is\",\n          \"value\": \"cus_123456\"\n        }\n      ]\n    }\n  ]\n}", false);
var response = await client.PostAsync(request);

Console.WriteLine("{0}", response.Content);

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.virtuoussoftware.com/api/ContactReference/Query",
  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([
    'groups' => [
        [
                'conjunct' => 'And',
                'conditions' => [
                                [
                                                                'parameter' => 'Contact Id',
                                                                'operator' => 'Is',
                                                                'value' => '501'
                                ],
                                [
                                                                'parameter' => 'Reference Source',
                                                                'operator' => 'Is',
                                                                'value' => 'Stripe'
                                ],
                                [
                                                                'parameter' => 'Reference Id',
                                                                'operator' => 'Is',
                                                                'value' => 'cus_123456'
                                ]
                ]
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

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

curl_close($curl);

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

HttpResponse<String> response = Unirest.post("https://api.virtuoussoftware.com/api/ContactReference/Query")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"groups\": [\n    {\n      \"conjunct\": \"And\",\n      \"conditions\": [\n        {\n          \"parameter\": \"Contact Id\",\n          \"operator\": \"Is\",\n          \"value\": \"501\"\n        },\n        {\n          \"parameter\": \"Reference Source\",\n          \"operator\": \"Is\",\n          \"value\": \"Stripe\"\n        },\n        {\n          \"parameter\": \"Reference Id\",\n          \"operator\": \"Is\",\n          \"value\": \"cus_123456\"\n        }\n      ]\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.virtuoussoftware.com/api/ContactReference/Query")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"groups\": [\n    {\n      \"conjunct\": \"And\",\n      \"conditions\": [\n        {\n          \"parameter\": \"Contact Id\",\n          \"operator\": \"Is\",\n          \"value\": \"501\"\n        },\n        {\n          \"parameter\": \"Reference Source\",\n          \"operator\": \"Is\",\n          \"value\": \"Stripe\"\n        },\n        {\n          \"parameter\": \"Reference Id\",\n          \"operator\": \"Is\",\n          \"value\": \"cus_123456\"\n        }\n      ]\n    }\n  ]\n}"

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

const url = 'https://api.virtuoussoftware.com/api/ContactReference/Query';
const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    groups: [
      {
        conjunct: 'And',
        conditions: [
          {parameter: 'Contact Id', operator: 'Is', value: '501'},
          {parameter: 'Reference Source', operator: 'Is', value: 'Stripe'},
          {parameter: 'Reference Id', operator: 'Is', value: 'cus_123456'}
        ]
      }
    ]
  })
};

fetch(url, options)
  .then(res => res.json())
  .then(json => console.log(json))
  .catch(err => console.error(err));

{
  "list": [
    {
      "id": 25,
      "contactId": 501,
      "contactIndividualId": null,
      "referenceSource": "Stripe",
      "referenceId": "cus_123456",
      "createdDateTimeUtc": "2026-09-30T14:22:00Z",
      "modifiedDateTimeUtc": "2026-09-30T14:22:00Z"
    }
  ],
  "total": 1
}

{
  "message": "Authorization has been denied for this request."
}

{
  "message": "You do not have permission to perform this action."
}

{
  "message": "Rate limit exceeded. Try again later."
}