curl --request POST \
  --url https://authapi.moralis.io/challenge/request/evm \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '
{
  "domain": "defi.finance",
  "uri": "https://defi.finance/",
  "timeout": 15,
  "chainId": 1,
  "address": "0xAb5801a7D398351b8bE11C439e05C5B3259aeC9B",
  "statement": "Please confirm",
  "expirationTime": "2020-01-01T00:00:00.000Z",
  "notBefore": "2020-01-01T00:00:00.000Z",
  "resources": [
    "https://docs.moralis.io/"
  ]
}
'

import requests

url = "https://authapi.moralis.io/challenge/request/evm"

payload = {
    "domain": "defi.finance",
    "uri": "https://defi.finance/",
    "timeout": 15,
    "chainId": 1,
    "address": "0xAb5801a7D398351b8bE11C439e05C5B3259aeC9B",
    "statement": "Please confirm",
    "expirationTime": "2020-01-01T00:00:00.000Z",
    "notBefore": "2020-01-01T00:00:00.000Z",
    "resources": ["https://docs.moralis.io/"]
}
headers = {
    "X-API-Key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'X-API-Key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    domain: 'defi.finance',
    uri: 'https://defi.finance/',
    timeout: 15,
    chainId: 1,
    address: '0xAb5801a7D398351b8bE11C439e05C5B3259aeC9B',
    statement: 'Please confirm',
    expirationTime: '2020-01-01T00:00:00.000Z',
    notBefore: '2020-01-01T00:00:00.000Z',
    resources: ['https://docs.moralis.io/']
  })
};

fetch('https://authapi.moralis.io/challenge/request/evm', 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://authapi.moralis.io/challenge/request/evm",
  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([
    'domain' => 'defi.finance',
    'uri' => 'https://defi.finance/',
    'timeout' => 15,
    'chainId' => 1,
    'address' => '0xAb5801a7D398351b8bE11C439e05C5B3259aeC9B',
    'statement' => 'Please confirm',
    'expirationTime' => '2020-01-01T00:00:00.000Z',
    'notBefore' => '2020-01-01T00:00:00.000Z',
    'resources' => [
        'https://docs.moralis.io/'
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "X-API-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://authapi.moralis.io/challenge/request/evm"

	payload := strings.NewReader("{\n  \"domain\": \"defi.finance\",\n  \"uri\": \"https://defi.finance/\",\n  \"timeout\": 15,\n  \"chainId\": 1,\n  \"address\": \"0xAb5801a7D398351b8bE11C439e05C5B3259aeC9B\",\n  \"statement\": \"Please confirm\",\n  \"expirationTime\": \"2020-01-01T00:00:00.000Z\",\n  \"notBefore\": \"2020-01-01T00:00:00.000Z\",\n  \"resources\": [\n    \"https://docs.moralis.io/\"\n  ]\n}")

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

	req.Header.Add("X-API-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://authapi.moralis.io/challenge/request/evm")
  .header("X-API-Key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"domain\": \"defi.finance\",\n  \"uri\": \"https://defi.finance/\",\n  \"timeout\": 15,\n  \"chainId\": 1,\n  \"address\": \"0xAb5801a7D398351b8bE11C439e05C5B3259aeC9B\",\n  \"statement\": \"Please confirm\",\n  \"expirationTime\": \"2020-01-01T00:00:00.000Z\",\n  \"notBefore\": \"2020-01-01T00:00:00.000Z\",\n  \"resources\": [\n    \"https://docs.moralis.io/\"\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://authapi.moralis.io/challenge/request/evm")

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

request = Net::HTTP::Post.new(url)
request["X-API-Key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"domain\": \"defi.finance\",\n  \"uri\": \"https://defi.finance/\",\n  \"timeout\": 15,\n  \"chainId\": 1,\n  \"address\": \"0xAb5801a7D398351b8bE11C439e05C5B3259aeC9B\",\n  \"statement\": \"Please confirm\",\n  \"expirationTime\": \"2020-01-01T00:00:00.000Z\",\n  \"notBefore\": \"2020-01-01T00:00:00.000Z\",\n  \"resources\": [\n    \"https://docs.moralis.io/\"\n  ]\n}"

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

{
  "id": "fRyt67D3eRss3RrXa",
  "profileId": "0xbfbcfab169c67072ff418133124480fea02175f1402aaa497daa4fd09026b0e1",
  "message": "defi.finance wants you to sign in with your Ethereum account:\n0xAb5801a7D398351b8bE11C439e05C5B3259aeC9B\n\nPlease confirm\n\nURI: https://defi.finance/\nVersion: 1\nChain ID: 1\nNonce: DbU1DCTmdzR4lg3wi\nIssued At: 2022-06-12T12:15:31.290Z\nExpiration Time: 2020-01-01T00:00:00.000Z\nNot Before: 2020-01-01T00:00:00.000Z\nResources:\n- https://docs.moralis.io/"
}