curl --request POST \
  --url https://router-api.initia.xyz/op-hook \
  --header 'Content-Type: application/json' \
  --data '
{
  "source_address": "init1abc...",
  "source_asset_chain_id": "echelon-1",
  "source_asset_denom": "uinit",
  "dest_address": "0xdef...",
  "dest_asset_chain_id": "8453",
  "dest_asset_denom": "0x..."
}
'

import requests

url = "https://router-api.initia.xyz/op-hook"

payload = {
    "source_address": "init1abc...",
    "source_asset_chain_id": "echelon-1",
    "source_asset_denom": "uinit",
    "dest_address": "0xdef...",
    "dest_asset_chain_id": "8453",
    "dest_asset_denom": "0x..."
}
headers = {"Content-Type": "application/json"}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    source_address: 'init1abc...',
    source_asset_chain_id: 'echelon-1',
    source_asset_denom: 'uinit',
    dest_address: '0xdef...',
    dest_asset_chain_id: '8453',
    dest_asset_denom: '0x...'
  })
};

fetch('https://router-api.initia.xyz/op-hook', 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://router-api.initia.xyz/op-hook",
  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([
    'source_address' => 'init1abc...',
    'source_asset_chain_id' => 'echelon-1',
    'source_asset_denom' => 'uinit',
    'dest_address' => '0xdef...',
    'dest_asset_chain_id' => '8453',
    'dest_asset_denom' => '0x...'
  ]),
  CURLOPT_HTTPHEADER => [
    "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://router-api.initia.xyz/op-hook"

	payload := strings.NewReader("{\n  \"source_address\": \"init1abc...\",\n  \"source_asset_chain_id\": \"echelon-1\",\n  \"source_asset_denom\": \"uinit\",\n  \"dest_address\": \"0xdef...\",\n  \"dest_asset_chain_id\": \"8453\",\n  \"dest_asset_denom\": \"0x...\"\n}")

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

	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://router-api.initia.xyz/op-hook")
  .header("Content-Type", "application/json")
  .body("{\n  \"source_address\": \"init1abc...\",\n  \"source_asset_chain_id\": \"echelon-1\",\n  \"source_asset_denom\": \"uinit\",\n  \"dest_address\": \"0xdef...\",\n  \"dest_asset_chain_id\": \"8453\",\n  \"dest_asset_denom\": \"0x...\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://router-api.initia.xyz/op-hook")

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

request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n  \"source_address\": \"init1abc...\",\n  \"source_asset_chain_id\": \"echelon-1\",\n  \"source_asset_denom\": \"uinit\",\n  \"dest_address\": \"0xdef...\",\n  \"dest_asset_chain_id\": \"8453\",\n  \"dest_asset_denom\": \"0x...\"\n}"

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

{
  "chain_id": "8453",
  "hook": []
}