curl --request POST \
  --url http://localhost:3917/entities/{id}/components \
  --header 'Content-Type: application/json' \
  --data '
{
  "agent_id": 1,
  "collider": {
    "hx": 123,
    "hy": 123,
    "hz": 123,
    "shape": "Aabb"
  },
  "color": "<string>",
  "physics_body": "<string>",
  "transform": {
    "position": [
      123
    ],
    "rotation": [
      123
    ],
    "scale": [
      123
    ]
  },
  "velocity": {
    "linear": [
      123
    ],
    "angular": [
      123
    ]
  }
}
'

import requests

url = "http://localhost:3917/entities/{id}/components"

payload = {
    "agent_id": 1,
    "collider": {
        "hx": 123,
        "hy": 123,
        "hz": 123,
        "shape": "Aabb"
    },
    "color": "<string>",
    "physics_body": "<string>",
    "transform": {
        "position": [123],
        "rotation": [123],
        "scale": [123]
    },
    "velocity": {
        "linear": [123],
        "angular": [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({
    agent_id: 1,
    collider: {hx: 123, hy: 123, hz: 123, shape: 'Aabb'},
    color: '<string>',
    physics_body: '<string>',
    transform: {position: [123], rotation: [123], scale: [123]},
    velocity: {linear: [123], angular: [123]}
  })
};

fetch('http://localhost:3917/entities/{id}/components', 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 => "3917",
  CURLOPT_URL => "http://localhost:3917/entities/{id}/components",
  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([
    'agent_id' => 1,
    'collider' => [
        'hx' => 123,
        'hy' => 123,
        'hz' => 123,
        'shape' => 'Aabb'
    ],
    'color' => '<string>',
    'physics_body' => '<string>',
    'transform' => [
        'position' => [
                123
        ],
        'rotation' => [
                123
        ],
        'scale' => [
                123
        ]
    ],
    'velocity' => [
        'linear' => [
                123
        ],
        'angular' => [
                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:3917/entities/{id}/components"

	payload := strings.NewReader("{\n  \"agent_id\": 1,\n  \"collider\": {\n    \"hx\": 123,\n    \"hy\": 123,\n    \"hz\": 123,\n    \"shape\": \"Aabb\"\n  },\n  \"color\": \"<string>\",\n  \"physics_body\": \"<string>\",\n  \"transform\": {\n    \"position\": [\n      123\n    ],\n    \"rotation\": [\n      123\n    ],\n    \"scale\": [\n      123\n    ]\n  },\n  \"velocity\": {\n    \"linear\": [\n      123\n    ],\n    \"angular\": [\n      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:3917/entities/{id}/components")
  .header("Content-Type", "application/json")
  .body("{\n  \"agent_id\": 1,\n  \"collider\": {\n    \"hx\": 123,\n    \"hy\": 123,\n    \"hz\": 123,\n    \"shape\": \"Aabb\"\n  },\n  \"color\": \"<string>\",\n  \"physics_body\": \"<string>\",\n  \"transform\": {\n    \"position\": [\n      123\n    ],\n    \"rotation\": [\n      123\n    ],\n    \"scale\": [\n      123\n    ]\n  },\n  \"velocity\": {\n    \"linear\": [\n      123\n    ],\n    \"angular\": [\n      123\n    ]\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("http://localhost:3917/entities/{id}/components")

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

request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n  \"agent_id\": 1,\n  \"collider\": {\n    \"hx\": 123,\n    \"hy\": 123,\n    \"hz\": 123,\n    \"shape\": \"Aabb\"\n  },\n  \"color\": \"<string>\",\n  \"physics_body\": \"<string>\",\n  \"transform\": {\n    \"position\": [\n      123\n    ],\n    \"rotation\": [\n      123\n    ],\n    \"scale\": [\n      123\n    ]\n  },\n  \"velocity\": {\n    \"linear\": [\n      123\n    ],\n    \"angular\": [\n      123\n    ]\n  }\n}"

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

{
  "ok": true,
  "message": "<string>"
}