curl --request POST \
  --url https://api.sequence.app/rpc/API/GetLinkedWallets \
  --header 'Content-Type: application/json' \
  --header 'X-Access-Key: <api-key>' \
  --data '
{
  "parentWalletAddress": "0xb33018E5C4f5A168f5560D9C05597508dA8a4E91",
  "parentWalletMessage": "parent wallet with address 0xb33018E5C4f5A168f5560D9C05597508dA8a4E91",
  "parentWalletSignature": "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",
  "signatureChainId": "137"
}
'

import requests

url = "https://api.sequence.app/rpc/API/GetLinkedWallets"

payload = {
    "parentWalletAddress": "0xb33018E5C4f5A168f5560D9C05597508dA8a4E91",
    "parentWalletMessage": "parent wallet with address 0xb33018E5C4f5A168f5560D9C05597508dA8a4E91",
    "parentWalletSignature": "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",
    "signatureChainId": "137"
}
headers = {
    "X-Access-Key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'X-Access-Key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    parentWalletAddress: '0xb33018E5C4f5A168f5560D9C05597508dA8a4E91',
    parentWalletMessage: 'parent wallet with address 0xb33018E5C4f5A168f5560D9C05597508dA8a4E91',
    parentWalletSignature: '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',
    signatureChainId: '137'
  })
};

fetch('https://api.sequence.app/rpc/API/GetLinkedWallets', 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://api.sequence.app/rpc/API/GetLinkedWallets",
  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([
    'parentWalletAddress' => '0xb33018E5C4f5A168f5560D9C05597508dA8a4E91',
    'parentWalletMessage' => 'parent wallet with address 0xb33018E5C4f5A168f5560D9C05597508dA8a4E91',
    'parentWalletSignature' => '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',
    'signatureChainId' => '137'
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "X-Access-Key: <api-key>"
  ],
]);

$response = curl_exec($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://api.sequence.app/rpc/API/GetLinkedWallets"

	payload := strings.NewReader("{\n  \"parentWalletAddress\": \"0xb33018E5C4f5A168f5560D9C05597508dA8a4E91\",\n  \"parentWalletMessage\": \"parent wallet with address 0xb33018E5C4f5A168f5560D9C05597508dA8a4E91\",\n  \"parentWalletSignature\": \"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\",\n  \"signatureChainId\": \"137\"\n}")

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

	req.Header.Add("X-Access-Key", "<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://api.sequence.app/rpc/API/GetLinkedWallets")
  .header("X-Access-Key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"parentWalletAddress\": \"0xb33018E5C4f5A168f5560D9C05597508dA8a4E91\",\n  \"parentWalletMessage\": \"parent wallet with address 0xb33018E5C4f5A168f5560D9C05597508dA8a4E91\",\n  \"parentWalletSignature\": \"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\",\n  \"signatureChainId\": \"137\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.sequence.app/rpc/API/GetLinkedWallets")

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

request = Net::HTTP::Post.new(url)
request["X-Access-Key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"parentWalletAddress\": \"0xb33018E5C4f5A168f5560D9C05597508dA8a4E91\",\n  \"parentWalletMessage\": \"parent wallet with address 0xb33018E5C4f5A168f5560D9C05597508dA8a4E91\",\n  \"parentWalletSignature\": \"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\",\n  \"signatureChainId\": \"137\"\n}"

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

{
  "linkedWallets": [
    {
      "id": 123,
      "walletAddress": "<string>",
      "linkedWalletAddress": "<string>",
      "walletType": "<string>",
      "createdAt": "<string>"
    }
  ]
}

{
  "error": "WebrpcEndpoint",
  "code": 0,
  "msg": "endpoint error",
  "status": 400,
  "cause": "<string>"
}

{
  "error": "WebrpcBadResponse",
  "code": -5,
  "msg": "bad response",
  "status": 500,
  "cause": "<string>"
}