curl --request PATCH \
  --url https://matcher.sandbox.lerian.net/v1/discovery/connections/{connectionId} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "configName": "prod-ledger-db",
  "databaseName": "ledger",
  "databaseType": "POSTGRESQL",
  "host": "db.internal.example.com",
  "password": "<string>",
  "port": 5432,
  "schema": "public",
  "userName": "matcher_ro"
}
'

package main

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

func main() {

	url := "https://matcher.sandbox.lerian.net/v1/discovery/connections/{connectionId}"

	payload := strings.NewReader("{\n  \"configName\": \"prod-ledger-db\",\n  \"databaseName\": \"ledger\",\n  \"databaseType\": \"POSTGRESQL\",\n  \"host\": \"db.internal.example.com\",\n  \"password\": \"<string>\",\n  \"port\": 5432,\n  \"schema\": \"public\",\n  \"userName\": \"matcher_ro\"\n}")

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

}

const options = {
  method: 'PATCH',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    configName: 'prod-ledger-db',
    databaseName: 'ledger',
    databaseType: 'POSTGRESQL',
    host: 'db.internal.example.com',
    password: '<string>',
    port: 5432,
    schema: 'public',
    userName: 'matcher_ro'
  })
};

fetch('https://matcher.sandbox.lerian.net/v1/discovery/connections/{connectionId}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://matcher.sandbox.lerian.net/v1/discovery/connections/{connectionId}"

payload = {
    "configName": "prod-ledger-db",
    "databaseName": "ledger",
    "databaseType": "POSTGRESQL",
    "host": "db.internal.example.com",
    "password": "<string>",
    "port": 5432,
    "schema": "public",
    "userName": "matcher_ro"
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)