curl --request POST \
  --url https://vitarelay.com/api/public/v1/patients/{id}/payment-methods \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "opaque_data": {
    "dataDescriptor": "<string>",
    "dataValue": "<string>"
  },
  "billing": {
    "first_name": "<string>",
    "last_name": "<string>",
    "line1": "<string>",
    "city": "<string>",
    "state": "<string>",
    "postal_code": "<string>",
    "country": "<string>"
  },
  "nickname": "<string>",
  "make_default": true
}
'

import requests

url = "https://vitarelay.com/api/public/v1/patients/{id}/payment-methods"

payload = {
    "opaque_data": {
        "dataDescriptor": "<string>",
        "dataValue": "<string>"
    },
    "billing": {
        "first_name": "<string>",
        "last_name": "<string>",
        "line1": "<string>",
        "city": "<string>",
        "state": "<string>",
        "postal_code": "<string>",
        "country": "<string>"
    },
    "nickname": "<string>",
    "make_default": True
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    opaque_data: {dataDescriptor: '<string>', dataValue: '<string>'},
    billing: {
      first_name: '<string>',
      last_name: '<string>',
      line1: '<string>',
      city: '<string>',
      state: '<string>',
      postal_code: '<string>',
      country: '<string>'
    },
    nickname: '<string>',
    make_default: true
  })
};

fetch('https://vitarelay.com/api/public/v1/patients/{id}/payment-methods', 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://vitarelay.com/api/public/v1/patients/{id}/payment-methods",
  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([
    'opaque_data' => [
        'dataDescriptor' => '<string>',
        'dataValue' => '<string>'
    ],
    'billing' => [
        'first_name' => '<string>',
        'last_name' => '<string>',
        'line1' => '<string>',
        'city' => '<string>',
        'state' => '<string>',
        'postal_code' => '<string>',
        'country' => '<string>'
    ],
    'nickname' => '<string>',
    'make_default' => true
  ]),
  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;
}

package main

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

func main() {

	url := "https://vitarelay.com/api/public/v1/patients/{id}/payment-methods"

	payload := strings.NewReader("{\n  \"opaque_data\": {\n    \"dataDescriptor\": \"<string>\",\n    \"dataValue\": \"<string>\"\n  },\n  \"billing\": {\n    \"first_name\": \"<string>\",\n    \"last_name\": \"<string>\",\n    \"line1\": \"<string>\",\n    \"city\": \"<string>\",\n    \"state\": \"<string>\",\n    \"postal_code\": \"<string>\",\n    \"country\": \"<string>\"\n  },\n  \"nickname\": \"<string>\",\n  \"make_default\": true\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")
	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://vitarelay.com/api/public/v1/patients/{id}/payment-methods")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"opaque_data\": {\n    \"dataDescriptor\": \"<string>\",\n    \"dataValue\": \"<string>\"\n  },\n  \"billing\": {\n    \"first_name\": \"<string>\",\n    \"last_name\": \"<string>\",\n    \"line1\": \"<string>\",\n    \"city\": \"<string>\",\n    \"state\": \"<string>\",\n    \"postal_code\": \"<string>\",\n    \"country\": \"<string>\"\n  },\n  \"nickname\": \"<string>\",\n  \"make_default\": true\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://vitarelay.com/api/public/v1/patients/{id}/payment-methods")

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  \"opaque_data\": {\n    \"dataDescriptor\": \"<string>\",\n    \"dataValue\": \"<string>\"\n  },\n  \"billing\": {\n    \"first_name\": \"<string>\",\n    \"last_name\": \"<string>\",\n    \"line1\": \"<string>\",\n    \"city\": \"<string>\",\n    \"state\": \"<string>\",\n    \"postal_code\": \"<string>\",\n    \"country\": \"<string>\"\n  },\n  \"nickname\": \"<string>\",\n  \"make_default\": true\n}"

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

{
  "data": {
    "id": "8c1d5a0e-2b7f-4e3a-9d41-6f0a1b2c3d4e",
    "brand": "Visa",
    "last4": "4242",
    "exp_month": 12,
    "exp_year": 2030,
    "nickname": null,
    "is_default": true,
    "created_at": "2026-10-02T15:04:11.220Z"
  }
}

{
  "error": {
    "code": "validation_failed",
    "message": "One or more fields are invalid"
  }
}

{
  "error": {
    "code": "validation_failed",
    "message": "One or more fields are invalid"
  }
}

{
  "error": {
    "code": "validation_failed",
    "message": "One or more fields are invalid"
  }
}

{
  "error": {
    "code": "validation_failed",
    "message": "One or more fields are invalid"
  }
}

{
  "error": {
    "code": "validation_failed",
    "message": "One or more fields are invalid"
  }
}

{
  "error": {
    "code": "validation_failed",
    "message": "One or more fields are invalid"
  }
}