curl --request GET \
  --url https://api.prime.coinbase.com/v1/portfolios/{portfolio_id}/orders/{order_id}/fills

import requests

url = "https://api.prime.coinbase.com/v1/portfolios/{portfolio_id}/orders/{order_id}/fills"

response = requests.get(url)

print(response.text)

const options = {method: 'GET'};

fetch('https://api.prime.coinbase.com/v1/portfolios/{portfolio_id}/orders/{order_id}/fills', 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.prime.coinbase.com/v1/portfolios/{portfolio_id}/orders/{order_id}/fills",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "https://api.prime.coinbase.com/v1/portfolios/{portfolio_id}/orders/{order_id}/fills"

	req, _ := http.NewRequest("GET", url, nil)

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://api.prime.coinbase.com/v1/portfolios/{portfolio_id}/orders/{order_id}/fills")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.prime.coinbase.com/v1/portfolios/{portfolio_id}/orders/{order_id}/fills")

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

request = Net::HTTP::Get.new(url)

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

{
  "fills": [
    {
      "id": "dc376e5b-84fa-4bdf-9f13-537b1bde8fc3",
      "order_id": "ba1115bc-7b3c-4b6b-ae38-585f3ab59271",
      "product_id": "BTC-USD",
      "client_product_id": "BTC-USDC",
      "filled_quantity": "100",
      "filled_value": "25",
      "price": "140.91",
      "time": "2021-05-31T11:59:59.000Z",
      "commission": "5.55",
      "venue": "Coinbase",
      "venue_fees": "2.50",
      "ces_commission": "1.25",
      "commission_detail_total": {
        "total_commission": "<string>",
        "client_commission": "<string>",
        "venue_commission": "<string>",
        "ces_commission": "<string>",
        "financing_commission": "<string>",
        "regulatory_commission": "<string>",
        "clearing_commission": "<string>"
      }
    }
  ],
  "pagination": {
    "next_cursor": "<string>",
    "sort_direction": "DESC",
    "has_next": true
  }
}