curl --request POST \
  --url https://preview.kotanipay.com/api/v3/onramp \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "fiatAmount": 123,
  "currency": "eg NGN or GHS or KES",
  "receiverAddress": "<string>",
  "referenceId": "<string>",
  "callbackUrl": "<string>",
  "rateId": "<string>",
  "fiatWalletId": "<string>"
}
'

import requests

url = "https://preview.kotanipay.com/api/v3/onramp"

payload = {
    "fiatAmount": 123,
    "currency": "eg NGN or GHS or KES",
    "receiverAddress": "<string>",
    "referenceId": "<string>",
    "callbackUrl": "<string>",
    "rateId": "<string>",
    "fiatWalletId": "<string>"
}
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({
    fiatAmount: 123,
    currency: 'eg NGN or GHS or KES',
    receiverAddress: '<string>',
    referenceId: '<string>',
    callbackUrl: '<string>',
    rateId: '<string>',
    fiatWalletId: '<string>'
  })
};

fetch('https://preview.kotanipay.com/api/v3/onramp', 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://preview.kotanipay.com/api/v3/onramp",
  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([
    'fiatAmount' => 123,
    'currency' => 'eg NGN or GHS or KES',
    'receiverAddress' => '<string>',
    'referenceId' => '<string>',
    'callbackUrl' => '<string>',
    'rateId' => '<string>',
    'fiatWalletId' => '<string>'
  ]),
  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://preview.kotanipay.com/api/v3/onramp"

	payload := strings.NewReader("{\n  \"fiatAmount\": 123,\n  \"currency\": \"eg NGN or GHS or KES\",\n  \"receiverAddress\": \"<string>\",\n  \"referenceId\": \"<string>\",\n  \"callbackUrl\": \"<string>\",\n  \"rateId\": \"<string>\",\n  \"fiatWalletId\": \"<string>\"\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://preview.kotanipay.com/api/v3/onramp")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"fiatAmount\": 123,\n  \"currency\": \"eg NGN or GHS or KES\",\n  \"receiverAddress\": \"<string>\",\n  \"referenceId\": \"<string>\",\n  \"callbackUrl\": \"<string>\",\n  \"rateId\": \"<string>\",\n  \"fiatWalletId\": \"<string>\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://preview.kotanipay.com/api/v3/onramp")

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  \"fiatAmount\": 123,\n  \"currency\": \"eg NGN or GHS or KES\",\n  \"receiverAddress\": \"<string>\",\n  \"referenceId\": \"<string>\",\n  \"callbackUrl\": \"<string>\",\n  \"rateId\": \"<string>\",\n  \"fiatWalletId\": \"<string>\"\n}"

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

{
  "success": true,
  "message": "Request has been successfully created",
  "data": {
    "id": "<string>",
    "referenceId": "<string>",
    "referenceNumber": 123,
    "message": "<string>",
    "customerKey": "<string>",
    "redirectUrl": "<string>"
  }
}

{
  "success": false,
  "message": "Bad Request",
  "data": {}
}

{
  "success": false,
  "message": "Invalid API Key",
  "data": {}
}