Save a journal note

curl --request PUT \
  --url https://api.hyperprop.com/platform/v1/user/journal/notes \
  --header 'Content-Type: application/json' \
  --data '
{
  "ref": "<string>",
  "tradingDay": "<string>",
  "note": "",
  "tags": [
    "<string>"
  ]
}
'

import requests

url = "https://api.hyperprop.com/platform/v1/user/journal/notes"

payload = {
    "ref": "<string>",
    "tradingDay": "<string>",
    "note": "",
    "tags": ["<string>"]
}
headers = {"Content-Type": "application/json"}

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

print(response.text)

const options = {
  method: 'PUT',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({ref: '<string>', tradingDay: '<string>', note: '', tags: ['<string>']})
};

fetch('https://api.hyperprop.com/platform/v1/user/journal/notes', 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.hyperprop.com/platform/v1/user/journal/notes",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PUT",
  CURLOPT_POSTFIELDS => json_encode([
    'ref' => '<string>',
    'tradingDay' => '<string>',
    'note' => '',
    'tags' => [
        '<string>'
    ]
  ]),
  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://api.hyperprop.com/platform/v1/user/journal/notes"

	payload := strings.NewReader("{\n  \"ref\": \"<string>\",\n  \"tradingDay\": \"<string>\",\n  \"note\": \"\",\n  \"tags\": [\n    \"<string>\"\n  ]\n}")

	req, _ := http.NewRequest("PUT", 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.put("https://api.hyperprop.com/platform/v1/user/journal/notes")
  .header("Content-Type", "application/json")
  .body("{\n  \"ref\": \"<string>\",\n  \"tradingDay\": \"<string>\",\n  \"note\": \"\",\n  \"tags\": [\n    \"<string>\"\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.hyperprop.com/platform/v1/user/journal/notes")

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

request = Net::HTTP::Put.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n  \"ref\": \"<string>\",\n  \"tradingDay\": \"<string>\",\n  \"note\": \"\",\n  \"tags\": [\n    \"<string>\"\n  ]\n}"

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

{
  "success": true,
  "data": {
    "note": {
      "scope": "trade",
      "ref": "7c1e0a4e-1b2c-4d5e-8f90-1234567890ab:0f9e8d7c-6b5a-4938-8271-abcdefabcdef",
      "tradingDay": "2026-09-24",
      "note": "Waited for the pullback — good entry, exited too early.",
      "tags": [
        "A+ setup",
        "Early exit"
      ],
      "updatedAt": "2026-09-24T19:42:10.000Z"
    }
  }
}

{
  "success": false,
  "statusCode": 400,
  "error": "Bad Request",
  "message": "Invalid request data",
  "code": "BAD_REQUEST"
}

{
  "success": false,
  "statusCode": 401,
  "error": "Unauthorized",
  "message": "Authentication required",
  "code": "UNAUTHORIZED"
}

{
  "success": false,
  "statusCode": 500,
  "error": "Internal Server Error",
  "message": "An unexpected error occurred",
  "code": "INTERNAL_ERROR"
}