Add a person's message to a discussion

curl --request POST \
  --url https://api.fluid.app/api/v202604/multiplayer/discussions/{discussion_id}/messages \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "message": {
    "client_id": "m-2-e1",
    "body": "Two, edited",
    "withdraws": {
      "from_sequence": 2,
      "through_sequence": 2
    }
  }
}
'

import requests

url = "https://api.fluid.app/api/v202604/multiplayer/discussions/{discussion_id}/messages"

payload = { "message": {
        "client_id": "m-2-e1",
        "body": "Two, edited",
        "withdraws": {
            "from_sequence": 2,
            "through_sequence": 2
        }
    } }
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    message: {
      client_id: 'm-2-e1',
      body: JSON.stringify('Two, edited'),
      withdraws: {from_sequence: 2, through_sequence: 2}
    }
  })
};

fetch('https://api.fluid.app/api/v202604/multiplayer/discussions/{discussion_id}/messages', 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.fluid.app/api/v202604/multiplayer/discussions/{discussion_id}/messages",
  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' => [
        'client_id' => 'm-2-e1',
        'body' => 'Two, edited',
        'withdraws' => [
                'from_sequence' => 2,
                'through_sequence' => 2
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "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.fluid.app/api/v202604/multiplayer/discussions/{discussion_id}/messages"

	payload := strings.NewReader("{\n  \"message\": {\n    \"client_id\": \"m-2-e1\",\n    \"body\": \"Two, edited\",\n    \"withdraws\": {\n      \"from_sequence\": 2,\n      \"through_sequence\": 2\n    }\n  }\n}")

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

}

HttpResponse<String> response = Unirest.post("https://api.fluid.app/api/v202604/multiplayer/discussions/{discussion_id}/messages")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"message\": {\n    \"client_id\": \"m-2-e1\",\n    \"body\": \"Two, edited\",\n    \"withdraws\": {\n      \"from_sequence\": 2,\n      \"through_sequence\": 2\n    }\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.fluid.app/api/v202604/multiplayer/discussions/{discussion_id}/messages")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"message\": {\n    \"client_id\": \"m-2-e1\",\n    \"body\": \"Two, edited\",\n    \"withdraws\": {\n      \"from_sequence\": 2,\n      \"through_sequence\": 2\n    }\n  }\n}"

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

{
  "message": {
    "id": "01a1d0e3-7939-75e2-91c3-b42b79ffb130",
    "admin_page": null,
    "author": {
      "id": "433400890",
      "name": "Admin Acme",
      "kind": "user"
    },
    "body": "Two, edited",
    "client_id": "m-2-e1",
    "created_at": "2026-11-12T17:52:11Z",
    "discussion_id": "01a1d0e3-7897-7486-a76b-739c73d61d42",
    "page_results": [],
    "resource_results": [],
    "role": "human",
    "round_limit_reached": false,
    "sequence": 3,
    "withdraws": {
      "from_sequence": 2,
      "through_sequence": 2
    }
  },
  "status": 200,
  "meta": {
    "request_uuid": null,
    "timestamp": "2026-11-12T17:52:11Z"
  }
}

{
  "message": {
    "id": "01a1d0e3-7939-75e2-91c3-b42b79ffb130",
    "admin_page": null,
    "author": {
      "id": "433400890",
      "name": "Admin Acme",
      "kind": "user"
    },
    "body": "Two, edited",
    "client_id": "m-2-e1",
    "created_at": "2026-11-12T17:52:11Z",
    "discussion_id": "01a1d0e3-7897-7486-a76b-739c73d61d42",
    "page_results": [],
    "resource_results": [],
    "role": "human",
    "round_limit_reached": false,
    "sequence": 3,
    "withdraws": {
      "from_sequence": 2,
      "through_sequence": 2
    }
  },
  "status": 201,
  "meta": {
    "request_uuid": null,
    "timestamp": "2026-11-12T17:52:11Z"
  }
}

{
  "error": {
    "message": "<string>",
    "details": {}
  },
  "status": 123,
  "meta": {
    "request_uuid": "<string>",
    "timestamp": "2023-11-07T05:31:56Z"
  }
}

{
  "error": {
    "message": "<string>",
    "details": {}
  },
  "status": 123,
  "meta": {
    "request_uuid": "<string>",
    "timestamp": "2023-11-07T05:31:56Z"
  }
}

{
  "error": {
    "message": "<string>",
    "details": {}
  },
  "status": 123,
  "meta": {
    "request_uuid": "<string>",
    "timestamp": "2023-11-07T05:31:56Z"
  }
}