curl --request POST \
  --url http://localhost:4200/chat/start \
  --header 'Content-Type: application/json' \
  --data '
{
  "session": "<string>",
  "siteId": "<string>",
  "componentsManifest": {},
  "siteCapabilities": {
    "allowStructuralEdits": true,
    "checkedAt": "<string>",
    "reason": "<string>",
    "manifestVersion": 123,
    "blockCount": 4503599627370495
  },
  "sitePurpose": "<string>",
  "siteHosting": "<string>",
  "businessContext": {
    "purpose": "<string>",
    "tone": "<string>",
    "constraints": [
      "<string>"
    ]
  },
  "siteContext": {
    "siteId": "<string>",
    "siteName": "<string>",
    "purpose": "<string>",
    "hosting": "<string>",
    "tone": "<string>",
    "constraints": [
      "<string>"
    ],
    "gdriveFolderId": "<string>"
  },
  "locale": "<string>",
  "slug": "<string>",
  "message": "<string>",
  "activeBlockId": "<string>",
  "activeBlockType": "<string>",
  "activeEditablePath": "<string>",
  "pendingPlanId": "<string>",
  "continuationChainId": "<string>",
  "attachments": [
    {
      "id": "<string>",
      "url": "<string>",
      "mimeType": "<string>",
      "name": "<string>",
      "bytes": 123
    }
  ]
}
'

import requests

url = "http://localhost:4200/chat/start"

payload = {
    "session": "<string>",
    "siteId": "<string>",
    "componentsManifest": {},
    "siteCapabilities": {
        "allowStructuralEdits": True,
        "checkedAt": "<string>",
        "reason": "<string>",
        "manifestVersion": 123,
        "blockCount": 4503599627370495
    },
    "sitePurpose": "<string>",
    "siteHosting": "<string>",
    "businessContext": {
        "purpose": "<string>",
        "tone": "<string>",
        "constraints": ["<string>"]
    },
    "siteContext": {
        "siteId": "<string>",
        "siteName": "<string>",
        "purpose": "<string>",
        "hosting": "<string>",
        "tone": "<string>",
        "constraints": ["<string>"],
        "gdriveFolderId": "<string>"
    },
    "locale": "<string>",
    "slug": "<string>",
    "message": "<string>",
    "activeBlockId": "<string>",
    "activeBlockType": "<string>",
    "activeEditablePath": "<string>",
    "pendingPlanId": "<string>",
    "continuationChainId": "<string>",
    "attachments": [
        {
            "id": "<string>",
            "url": "<string>",
            "mimeType": "<string>",
            "name": "<string>",
            "bytes": 123
        }
    ]
}
headers = {"Content-Type": "application/json"}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    session: '<string>',
    siteId: '<string>',
    componentsManifest: {},
    siteCapabilities: {
      allowStructuralEdits: true,
      checkedAt: '<string>',
      reason: '<string>',
      manifestVersion: 123,
      blockCount: 4503599627370495
    },
    sitePurpose: '<string>',
    siteHosting: '<string>',
    businessContext: {purpose: '<string>', tone: '<string>', constraints: ['<string>']},
    siteContext: {
      siteId: '<string>',
      siteName: '<string>',
      purpose: '<string>',
      hosting: '<string>',
      tone: '<string>',
      constraints: ['<string>'],
      gdriveFolderId: '<string>'
    },
    locale: '<string>',
    slug: '<string>',
    message: '<string>',
    activeBlockId: '<string>',
    activeBlockType: '<string>',
    activeEditablePath: '<string>',
    pendingPlanId: '<string>',
    continuationChainId: '<string>',
    attachments: [
      {
        id: '<string>',
        url: '<string>',
        mimeType: '<string>',
        name: '<string>',
        bytes: 123
      }
    ]
  })
};

fetch('http://localhost:4200/chat/start', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_PORT => "4200",
  CURLOPT_URL => "http://localhost:4200/chat/start",
  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([
    'session' => '<string>',
    'siteId' => '<string>',
    'componentsManifest' => [
        
    ],
    'siteCapabilities' => [
        'allowStructuralEdits' => true,
        'checkedAt' => '<string>',
        'reason' => '<string>',
        'manifestVersion' => 123,
        'blockCount' => 4503599627370495
    ],
    'sitePurpose' => '<string>',
    'siteHosting' => '<string>',
    'businessContext' => [
        'purpose' => '<string>',
        'tone' => '<string>',
        'constraints' => [
                '<string>'
        ]
    ],
    'siteContext' => [
        'siteId' => '<string>',
        'siteName' => '<string>',
        'purpose' => '<string>',
        'hosting' => '<string>',
        'tone' => '<string>',
        'constraints' => [
                '<string>'
        ],
        'gdriveFolderId' => '<string>'
    ],
    'locale' => '<string>',
    'slug' => '<string>',
    'message' => '<string>',
    'activeBlockId' => '<string>',
    'activeBlockType' => '<string>',
    'activeEditablePath' => '<string>',
    'pendingPlanId' => '<string>',
    'continuationChainId' => '<string>',
    'attachments' => [
        [
                'id' => '<string>',
                'url' => '<string>',
                'mimeType' => '<string>',
                'name' => '<string>',
                'bytes' => 123
        ]
    ]
  ]),
  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 := "http://localhost:4200/chat/start"

	payload := strings.NewReader("{\n  \"session\": \"<string>\",\n  \"siteId\": \"<string>\",\n  \"componentsManifest\": {},\n  \"siteCapabilities\": {\n    \"allowStructuralEdits\": true,\n    \"checkedAt\": \"<string>\",\n    \"reason\": \"<string>\",\n    \"manifestVersion\": 123,\n    \"blockCount\": 4503599627370495\n  },\n  \"sitePurpose\": \"<string>\",\n  \"siteHosting\": \"<string>\",\n  \"businessContext\": {\n    \"purpose\": \"<string>\",\n    \"tone\": \"<string>\",\n    \"constraints\": [\n      \"<string>\"\n    ]\n  },\n  \"siteContext\": {\n    \"siteId\": \"<string>\",\n    \"siteName\": \"<string>\",\n    \"purpose\": \"<string>\",\n    \"hosting\": \"<string>\",\n    \"tone\": \"<string>\",\n    \"constraints\": [\n      \"<string>\"\n    ],\n    \"gdriveFolderId\": \"<string>\"\n  },\n  \"locale\": \"<string>\",\n  \"slug\": \"<string>\",\n  \"message\": \"<string>\",\n  \"activeBlockId\": \"<string>\",\n  \"activeBlockType\": \"<string>\",\n  \"activeEditablePath\": \"<string>\",\n  \"pendingPlanId\": \"<string>\",\n  \"continuationChainId\": \"<string>\",\n  \"attachments\": [\n    {\n      \"id\": \"<string>\",\n      \"url\": \"<string>\",\n      \"mimeType\": \"<string>\",\n      \"name\": \"<string>\",\n      \"bytes\": 123\n    }\n  ]\n}")

	req, _ := http.NewRequest("POST", 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.post("http://localhost:4200/chat/start")
  .header("Content-Type", "application/json")
  .body("{\n  \"session\": \"<string>\",\n  \"siteId\": \"<string>\",\n  \"componentsManifest\": {},\n  \"siteCapabilities\": {\n    \"allowStructuralEdits\": true,\n    \"checkedAt\": \"<string>\",\n    \"reason\": \"<string>\",\n    \"manifestVersion\": 123,\n    \"blockCount\": 4503599627370495\n  },\n  \"sitePurpose\": \"<string>\",\n  \"siteHosting\": \"<string>\",\n  \"businessContext\": {\n    \"purpose\": \"<string>\",\n    \"tone\": \"<string>\",\n    \"constraints\": [\n      \"<string>\"\n    ]\n  },\n  \"siteContext\": {\n    \"siteId\": \"<string>\",\n    \"siteName\": \"<string>\",\n    \"purpose\": \"<string>\",\n    \"hosting\": \"<string>\",\n    \"tone\": \"<string>\",\n    \"constraints\": [\n      \"<string>\"\n    ],\n    \"gdriveFolderId\": \"<string>\"\n  },\n  \"locale\": \"<string>\",\n  \"slug\": \"<string>\",\n  \"message\": \"<string>\",\n  \"activeBlockId\": \"<string>\",\n  \"activeBlockType\": \"<string>\",\n  \"activeEditablePath\": \"<string>\",\n  \"pendingPlanId\": \"<string>\",\n  \"continuationChainId\": \"<string>\",\n  \"attachments\": [\n    {\n      \"id\": \"<string>\",\n      \"url\": \"<string>\",\n      \"mimeType\": \"<string>\",\n      \"name\": \"<string>\",\n      \"bytes\": 123\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("http://localhost:4200/chat/start")

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

request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n  \"session\": \"<string>\",\n  \"siteId\": \"<string>\",\n  \"componentsManifest\": {},\n  \"siteCapabilities\": {\n    \"allowStructuralEdits\": true,\n    \"checkedAt\": \"<string>\",\n    \"reason\": \"<string>\",\n    \"manifestVersion\": 123,\n    \"blockCount\": 4503599627370495\n  },\n  \"sitePurpose\": \"<string>\",\n  \"siteHosting\": \"<string>\",\n  \"businessContext\": {\n    \"purpose\": \"<string>\",\n    \"tone\": \"<string>\",\n    \"constraints\": [\n      \"<string>\"\n    ]\n  },\n  \"siteContext\": {\n    \"siteId\": \"<string>\",\n    \"siteName\": \"<string>\",\n    \"purpose\": \"<string>\",\n    \"hosting\": \"<string>\",\n    \"tone\": \"<string>\",\n    \"constraints\": [\n      \"<string>\"\n    ],\n    \"gdriveFolderId\": \"<string>\"\n  },\n  \"locale\": \"<string>\",\n  \"slug\": \"<string>\",\n  \"message\": \"<string>\",\n  \"activeBlockId\": \"<string>\",\n  \"activeBlockType\": \"<string>\",\n  \"activeEditablePath\": \"<string>\",\n  \"pendingPlanId\": \"<string>\",\n  \"continuationChainId\": \"<string>\",\n  \"attachments\": [\n    {\n      \"id\": \"<string>\",\n      \"url\": \"<string>\",\n      \"mimeType\": \"<string>\",\n      \"name\": \"<string>\",\n      \"bytes\": 123\n    }\n  ]\n}"

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