curl --request POST \
  --url https://api.webacy.com/scan/{fromAddress}/transactions \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "tx": {
    "from": "0x1f9090aaE28b8a3dCeaDf281B0F12828e676c326",
    "raw": "0x02f86f01830c61ff847735940084aa945e38829c409496221423681a6d52e184d440a8efcebb105c724280b844a9059cbb0000000000000000000000001f9090aae28b8a3dceadf281b0f12828e676c3260000000000000000000000000000000000000000000000056bc75e2d63100000c0"
  },
  "chain": 1
}
'

import requests

url = "https://api.webacy.com/scan/{fromAddress}/transactions"

payload = {
    "tx": {
        "from": "0x1f9090aaE28b8a3dCeaDf281B0F12828e676c326",
        "raw": "0x02f86f01830c61ff847735940084aa945e38829c409496221423681a6d52e184d440a8efcebb105c724280b844a9059cbb0000000000000000000000001f9090aae28b8a3dceadf281b0f12828e676c3260000000000000000000000000000000000000000000000056bc75e2d63100000c0"
    },
    "chain": 1
}
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({
    tx: {
      from: '0x1f9090aaE28b8a3dCeaDf281B0F12828e676c326',
      raw: '0x02f86f01830c61ff847735940084aa945e38829c409496221423681a6d52e184d440a8efcebb105c724280b844a9059cbb0000000000000000000000001f9090aae28b8a3dceadf281b0f12828e676c3260000000000000000000000000000000000000000000000056bc75e2d63100000c0'
    },
    chain: 1
  })
};

fetch('https://api.webacy.com/scan/{fromAddress}/transactions', 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.webacy.com/scan/{fromAddress}/transactions",
  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([
    'tx' => [
        'from' => '0x1f9090aaE28b8a3dCeaDf281B0F12828e676c326',
        'raw' => '0x02f86f01830c61ff847735940084aa945e38829c409496221423681a6d52e184d440a8efcebb105c724280b844a9059cbb0000000000000000000000001f9090aae28b8a3dceadf281b0f12828e676c3260000000000000000000000000000000000000000000000056bc75e2d63100000c0'
    ],
    'chain' => 1
  ]),
  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://api.webacy.com/scan/{fromAddress}/transactions"

	payload := strings.NewReader("{\n  \"tx\": {\n    \"from\": \"0x1f9090aaE28b8a3dCeaDf281B0F12828e676c326\",\n    \"raw\": \"0x02f86f01830c61ff847735940084aa945e38829c409496221423681a6d52e184d440a8efcebb105c724280b844a9059cbb0000000000000000000000001f9090aae28b8a3dceadf281b0f12828e676c3260000000000000000000000000000000000000000000000056bc75e2d63100000c0\"\n  },\n  \"chain\": 1\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://api.webacy.com/scan/{fromAddress}/transactions")
  .header("x-api-key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"tx\": {\n    \"from\": \"0x1f9090aaE28b8a3dCeaDf281B0F12828e676c326\",\n    \"raw\": \"0x02f86f01830c61ff847735940084aa945e38829c409496221423681a6d52e184d440a8efcebb105c724280b844a9059cbb0000000000000000000000001f9090aae28b8a3dceadf281b0f12828e676c3260000000000000000000000000000000000000000000000056bc75e2d63100000c0\"\n  },\n  \"chain\": 1\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.webacy.com/scan/{fromAddress}/transactions")

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  \"tx\": {\n    \"from\": \"0x1f9090aaE28b8a3dCeaDf281B0F12828e676c326\",\n    \"raw\": \"0x02f86f01830c61ff847735940084aa945e38829c409496221423681a6d52e184d440a8efcebb105c724280b844a9059cbb0000000000000000000000001f9090aae28b8a3dceadf281b0f12828e676c3260000000000000000000000000000000000000000000000056bc75e2d63100000c0\"\n  },\n  \"chain\": 1\n}"

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