curl --request PATCH \
  --url https://api.glassmarkets.io/v2/organizations/rfq/proposals/{proposal_id}/ \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "version": 2,
  "response_data": "<unknown>"
}
'

import requests

url = "https://api.glassmarkets.io/v2/organizations/rfq/proposals/{proposal_id}/"

payload = {
    "version": 2,
    "response_data": "<unknown>"
}
headers = {
    "Authorization": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'PATCH',
  headers: {Authorization: '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({version: 2, response_data: '<unknown>'})
};

fetch('https://api.glassmarkets.io/v2/organizations/rfq/proposals/{proposal_id}/', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

package main

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

func main() {

	url := "https://api.glassmarkets.io/v2/organizations/rfq/proposals/{proposal_id}/"

	payload := strings.NewReader("{\n  \"version\": 2,\n  \"response_data\": \"<unknown>\"\n}")

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

	req.Header.Add("Authorization", "<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.patch("https://api.glassmarkets.io/v2/organizations/rfq/proposals/{proposal_id}/")
  .header("Authorization", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"version\": 2,\n  \"response_data\": \"<unknown>\"\n}")
  .asString();