curl --request POST \
  --url https://public-api.etoro.com/api/v1/reactions/{postId}/comment \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --header 'x-request-id: <x-request-id>' \
  --header 'x-user-key: <api-key>' \
  --data '
{
  "message": "Great analysis! I agree — the fundamentals are solid.",
  "attachments": [
    {
      "url": "https://cdn.etoro.com/rich-media/images/johndoe/abc-2025-01-15.jpg",
      "title": "Tesla Q4 Earnings Chart",
      "host": "cdn.etoro.com",
      "description": "Tesla quarterly earnings breakdown",
      "mediaType": "Image",
      "media": {
        "image": {
          "width": 1200,
          "height": 630,
          "url": "https://cdn.etoro.com/rich-media/images/johndoe/abc-2025-01-15.jpg"
        }
      }
    }
  ]
}
'

import requests

url = "https://public-api.etoro.com/api/v1/reactions/{postId}/comment"

payload = {
    "message": "Great analysis! I agree — the fundamentals are solid.",
    "attachments": [
        {
            "url": "https://cdn.etoro.com/rich-media/images/johndoe/abc-2025-01-15.jpg",
            "title": "Tesla Q4 Earnings Chart",
            "host": "cdn.etoro.com",
            "description": "Tesla quarterly earnings breakdown",
            "mediaType": "Image",
            "media": { "image": {
                    "width": 1200,
                    "height": 630,
                    "url": "https://cdn.etoro.com/rich-media/images/johndoe/abc-2025-01-15.jpg"
                } }
        }
    ]
}
headers = {
    "x-request-id": "<x-request-id>",
    "x-api-key": "<api-key>",
    "x-user-key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {
    'x-request-id': '<x-request-id>',
    'x-api-key': '<api-key>',
    'x-user-key': '<api-key>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    message: 'Great analysis! I agree — the fundamentals are solid.',
    attachments: [
      {
        url: 'https://cdn.etoro.com/rich-media/images/johndoe/abc-2025-01-15.jpg',
        title: 'Tesla Q4 Earnings Chart',
        host: 'cdn.etoro.com',
        description: 'Tesla quarterly earnings breakdown',
        mediaType: 'Image',
        media: {
          image: {
            width: 1200,
            height: 630,
            url: 'https://cdn.etoro.com/rich-media/images/johndoe/abc-2025-01-15.jpg'
          }
        }
      }
    ]
  })
};

fetch('https://public-api.etoro.com/api/v1/reactions/{postId}/comment', 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://public-api.etoro.com/api/v1/reactions/{postId}/comment",
  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([
    'message' => 'Great analysis! I agree — the fundamentals are solid.',
    'attachments' => [
        [
                'url' => 'https://cdn.etoro.com/rich-media/images/johndoe/abc-2025-01-15.jpg',
                'title' => 'Tesla Q4 Earnings Chart',
                'host' => 'cdn.etoro.com',
                'description' => 'Tesla quarterly earnings breakdown',
                'mediaType' => 'Image',
                'media' => [
                                'image' => [
                                                                'width' => 1200,
                                                                'height' => 630,
                                                                'url' => 'https://cdn.etoro.com/rich-media/images/johndoe/abc-2025-01-15.jpg'
                                ]
                ]
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "x-api-key: <api-key>",
    "x-request-id: <x-request-id>",
    "x-user-key: <api-key>"
  ],
]);

$response = curl_exec($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://public-api.etoro.com/api/v1/reactions/{postId}/comment"

	payload := strings.NewReader("{\n  \"message\": \"Great analysis! I agree — the fundamentals are solid.\",\n  \"attachments\": [\n    {\n      \"url\": \"https://cdn.etoro.com/rich-media/images/johndoe/abc-2025-01-15.jpg\",\n      \"title\": \"Tesla Q4 Earnings Chart\",\n      \"host\": \"cdn.etoro.com\",\n      \"description\": \"Tesla quarterly earnings breakdown\",\n      \"mediaType\": \"Image\",\n      \"media\": {\n        \"image\": {\n          \"width\": 1200,\n          \"height\": 630,\n          \"url\": \"https://cdn.etoro.com/rich-media/images/johndoe/abc-2025-01-15.jpg\"\n        }\n      }\n    }\n  ]\n}")

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

	req.Header.Add("x-request-id", "<x-request-id>")
	req.Header.Add("x-api-key", "<api-key>")
	req.Header.Add("x-user-key", "<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.post("https://public-api.etoro.com/api/v1/reactions/{postId}/comment")
  .header("x-request-id", "<x-request-id>")
  .header("x-api-key", "<api-key>")
  .header("x-user-key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"message\": \"Great analysis! I agree — the fundamentals are solid.\",\n  \"attachments\": [\n    {\n      \"url\": \"https://cdn.etoro.com/rich-media/images/johndoe/abc-2025-01-15.jpg\",\n      \"title\": \"Tesla Q4 Earnings Chart\",\n      \"host\": \"cdn.etoro.com\",\n      \"description\": \"Tesla quarterly earnings breakdown\",\n      \"mediaType\": \"Image\",\n      \"media\": {\n        \"image\": {\n          \"width\": 1200,\n          \"height\": 630,\n          \"url\": \"https://cdn.etoro.com/rich-media/images/johndoe/abc-2025-01-15.jpg\"\n        }\n      }\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://public-api.etoro.com/api/v1/reactions/{postId}/comment")

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

request = Net::HTTP::Post.new(url)
request["x-request-id"] = '<x-request-id>'
request["x-api-key"] = '<api-key>'
request["x-user-key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"message\": \"Great analysis! I agree — the fundamentals are solid.\",\n  \"attachments\": [\n    {\n      \"url\": \"https://cdn.etoro.com/rich-media/images/johndoe/abc-2025-01-15.jpg\",\n      \"title\": \"Tesla Q4 Earnings Chart\",\n      \"host\": \"cdn.etoro.com\",\n      \"description\": \"Tesla quarterly earnings breakdown\",\n      \"mediaType\": \"Image\",\n      \"media\": {\n        \"image\": {\n          \"width\": 1200,\n          \"height\": 630,\n          \"url\": \"https://cdn.etoro.com/rich-media/images/johndoe/abc-2025-01-15.jpg\"\n        }\n      }\n    }\n  ]\n}"

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

{
  "entity": {
    "id": "7c9e6679-7425-40de-944b-e07fc1f90ae7",
    "owner": {
      "id": "7890",
      "username": "johndoe",
      "firstName": "John",
      "lastName": "Doe",
      "avatar": {
        "small": "https://etoro-cdn.etorostatic.com/avatars/150X150/johndoe.jpg",
        "medium": "https://etoro-cdn.etorostatic.com/avatars/200X200/johndoe.jpg",
        "large": "https://etoro-cdn.etorostatic.com/avatars/300X300/johndoe.jpg",
        "svg": {
          "url": "https://etoro-cdn.etorostatic.com/avatars/svg/johndoe.svg",
          "backgroundColor": "#2196F3",
          "textColor": "#FFFFFF"
        }
      },
      "roles": [
        "Regular"
      ],
      "isBlocked": false,
      "isPrivate": false,
      "countryCode": 840,
      "piLevel": 0
    },
    "obsoleteId": "98765",
    "created": "2025-01-15T10:30:00Z",
    "updated": "2025-01-15T11:00:00Z",
    "message": {
      "text": "Excited about $TSLA earnings next week!",
      "languageCode": "en"
    },
    "attachments": [
      {
        "url": "https://cdn.etoro.com/rich-media/images/johndoe/abc-2025-01-15.jpg",
        "title": "Tesla Q4 Earnings Chart",
        "host": "cdn.etoro.com",
        "description": "Tesla quarterly earnings breakdown",
        "mediaType": "Image",
        "media": {
          "image": {
            "width": 1200,
            "height": 630,
            "url": "https://cdn.etoro.com/rich-media/images/johndoe/abc-2025-01-15.jpg"
          },
          "video": {
            "videoSourceId": "dQw4w9WgXcQ",
            "videoSource": "YouTube",
            "image": {
              "width": 1280,
              "height": 720,
              "url": "https://img.youtube.com/vi/dQw4w9WgXcQ/hqdefault.jpg"
            }
          }
        }
      }
    ],
    "mentions": [
      {
        "user": {
          "id": "7890",
          "username": "johndoe",
          "firstName": "John",
          "lastName": "Doe",
          "avatar": {
            "small": "https://etoro-cdn.etorostatic.com/avatars/150X150/johndoe.jpg",
            "medium": "https://etoro-cdn.etorostatic.com/avatars/200X200/johndoe.jpg",
            "large": "https://etoro-cdn.etorostatic.com/avatars/300X300/johndoe.jpg",
            "svg": {
              "url": "https://etoro-cdn.etorostatic.com/avatars/svg/johndoe.svg",
              "backgroundColor": "#2196F3",
              "textColor": "#FFFFFF"
            }
          },
          "roles": [
            "Regular"
          ],
          "isBlocked": false,
          "isPrivate": false,
          "countryCode": 840,
          "piLevel": 0
        },
        "isDirect": true
      }
    ],
    "tags": [
      {
        "market": {
          "id": "TSLA",
          "symbolName": "TSLA",
          "displayName": "Tesla",
          "updated": "2025-01-15T00:00:00Z",
          "assetType": "Stocks",
          "internalId": 59114,
          "avatar": {
            "small": "https://cdn.etoro.com/assets/img/markets/TSLA/small.png",
            "medium": "https://cdn.etoro.com/assets/img/markets/TSLA/medium.png",
            "large": "https://cdn.etoro.com/assets/img/markets/TSLA/large.png",
            "svg": {
              "url": "https://cdn.etoro.com/assets/img/markets/TSLA/logo.svg",
              "backgroundColor": "#CC0000",
              "textColor": "#FFFFFF"
            }
          },
          "application": "eToro",
          "metadata": "{}",
          "assetTypeId": 10,
          "assetTypeSubCategoryId": 101
        }
      }
    ],
    "isSpam": false,
    "editStatus": "None",
    "parent": {
      "id": "3fa85f64-5717-4562-b3fc-2c963f66afa6",
      "obsoleteId": "12345",
      "type": "Post"
    }
  },
  "repliesCount": 2,
  "replies": "<array>",
  "emotionsData": {
    "like": {
      "paging": {
        "totalCount": 42,
        "offsetEntityId": "b2c3d4e5-f6a7-4890-bcde-f23456789012",
        "next": "/api/v1/reactions/3fa85f64-5717-4562-b3fc-2c963f66afa6/emotions?offset=10&take=10"
      },
      "emotions": [
        {
          "type": "Like",
          "id": "b2c3d4e5-f6a7-4890-bcde-f23456789012",
          "owner": {
            "id": "7890",
            "username": "johndoe",
            "firstName": "John",
            "lastName": "Doe",
            "avatar": {
              "small": "https://etoro-cdn.etorostatic.com/avatars/150X150/johndoe.jpg",
              "medium": "https://etoro-cdn.etorostatic.com/avatars/200X200/johndoe.jpg",
              "large": "https://etoro-cdn.etorostatic.com/avatars/300X300/johndoe.jpg",
              "svg": {
                "url": "https://etoro-cdn.etorostatic.com/avatars/svg/johndoe.svg",
                "backgroundColor": "#2196F3",
                "textColor": "#FFFFFF"
              }
            },
            "roles": [
              "Regular"
            ],
            "isBlocked": false,
            "isPrivate": false,
            "countryCode": 840,
            "piLevel": 0
          },
          "obsoleteId": "54321",
          "parent": {
            "id": "3fa85f64-5717-4562-b3fc-2c963f66afa6",
            "obsoleteId": "12345",
            "type": "Post"
          },
          "created": "2025-01-15T10:30:00Z"
        }
      ]
    }
  },
  "requesterContext": {
    "isOwner": false,
    "isFlaggingAsSpam": false,
    "isSubscribed": false,
    "isLiking": false,
    "isSaved": false,
    "isPinned": false,
    "isRequesterBlocking": false,
    "isInteractionRestricted": false
  }
}