import requests

url = "https://{FUSION HOST}/api/custom-rule-types"

payload = {
    "id": "custom-rule-type",
    "pipeline_id": "custom-rule-pipeline",
    "display_type": "My Custom Rule",
    "schema": {
        "type": "object",
        "properties": {
            "custom_param1": {
                "type": "string",
                "title": "Manufacturer",
                "description": "The manufacturer of the product this rule action applies to."
            },
            "custom_param2": {
                "type": "string",
                "title": "Type",
                "description": "The type of product this rule action applies to."
            }
        }
    }
}
headers = {
    "Authorization": "Basic <encoded-value>",
    "Content-Type": "application/json"
}

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

print(response.text)

HttpResponse<String> response = Unirest.post("https://{FUSION HOST}/api/custom-rule-types")
  .header("Authorization", "Basic <encoded-value>")
  .header("Content-Type", "application/json")
  .body("{\n  \"id\": \"custom-rule-type\",\n  \"pipeline_id\": \"custom-rule-pipeline\",\n  \"display_type\": \"My Custom Rule\",\n  \"schema\": {\n    \"type\": \"object\",\n    \"properties\": {\n      \"custom_param1\": {\n        \"type\": \"string\",\n        \"title\": \"Manufacturer\",\n        \"description\": \"The manufacturer of the product this rule action applies to.\"\n      },\n      \"custom_param2\": {\n        \"type\": \"string\",\n        \"title\": \"Type\",\n        \"description\": \"The type of product this rule action applies to.\"\n      }\n    }\n  }\n}")
  .asString();

const options = {
  method: 'POST',
  headers: {Authorization: 'Basic <encoded-value>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    id: 'custom-rule-type',
    pipeline_id: 'custom-rule-pipeline',
    display_type: 'My Custom Rule',
    schema: {
      type: 'object',
      properties: {
        custom_param1: {
          type: 'string',
          title: 'Manufacturer',
          description: 'The manufacturer of the product this rule action applies to.'
        },
        custom_param2: {
          type: 'string',
          title: 'Type',
          description: 'The type of product this rule action applies to.'
        }
      }
    }
  })
};

fetch('https://{FUSION HOST}/api/custom-rule-types', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

require 'uri'
require 'net/http'

url = URI("https://{FUSION HOST}/api/custom-rule-types")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Basic <encoded-value>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"id\": \"custom-rule-type\",\n  \"pipeline_id\": \"custom-rule-pipeline\",\n  \"display_type\": \"My Custom Rule\",\n  \"schema\": {\n    \"type\": \"object\",\n    \"properties\": {\n      \"custom_param1\": {\n        \"type\": \"string\",\n        \"title\": \"Manufacturer\",\n        \"description\": \"The manufacturer of the product this rule action applies to.\"\n      },\n      \"custom_param2\": {\n        \"type\": \"string\",\n        \"title\": \"Type\",\n        \"description\": \"The type of product this rule action applies to.\"\n      }\n    }\n  }\n}"

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

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://{FUSION HOST}/api/custom-rule-types"

	payload := strings.NewReader("{\n  \"id\": \"custom-rule-type\",\n  \"pipeline_id\": \"custom-rule-pipeline\",\n  \"display_type\": \"My Custom Rule\",\n  \"schema\": {\n    \"type\": \"object\",\n    \"properties\": {\n      \"custom_param1\": {\n        \"type\": \"string\",\n        \"title\": \"Manufacturer\",\n        \"description\": \"The manufacturer of the product this rule action applies to.\"\n      },\n      \"custom_param2\": {\n        \"type\": \"string\",\n        \"title\": \"Type\",\n        \"description\": \"The type of product this rule action applies to.\"\n      }\n    }\n  }\n}")

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

	req.Header.Add("Authorization", "Basic <encoded-value>")
	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))

}

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://{FUSION HOST}/api/custom-rule-types",
  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([
    'id' => 'custom-rule-type',
    'pipeline_id' => 'custom-rule-pipeline',
    'display_type' => 'My Custom Rule',
    'schema' => [
        'type' => 'object',
        'properties' => [
                'custom_param1' => [
                                'type' => 'string',
                                'title' => 'Manufacturer',
                                'description' => 'The manufacturer of the product this rule action applies to.'
                ],
                'custom_param2' => [
                                'type' => 'string',
                                'title' => 'Type',
                                'description' => 'The type of product this rule action applies to.'
                ]
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Basic <encoded-value>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

curl --request POST \
  --url https://{FUSION HOST}/api/custom-rule-types \
  --header 'Authorization: Basic <encoded-value>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "id": "custom-rule-type",
  "pipeline_id": "custom-rule-pipeline",
  "display_type": "My Custom Rule",
  "schema": {
    "type": "object",
    "properties": {
      "custom_param1": {
        "type": "string",
        "title": "Manufacturer",
        "description": "The manufacturer of the product this rule action applies to."
      },
      "custom_param2": {
        "type": "string",
        "title": "Type",
        "description": "The type of product this rule action applies to."
      }
    }
  }
}
'

{
  "id": "<string>",
  "display_type": "<string>",
  "pipeline_id": "<string>",
  "schema": {
    "additionalProperties": {},
    "category": "<string>",
    "categoryPriority": 123,
    "default": "<string>",
    "definitions": {},
    "description": "<string>",
    "enum": [
      {}
    ],
    "hints": [
      "<string>"
    ],
    "maxProperties": 123,
    "minProperties": 123,
    "oneOf": [
      {
        "title": "<string>",
        "description": "<string>",
        "default": "<string>",
        "category": "<string>",
        "categoryPriority": 123,
        "hints": [
          "<string>"
        ],
        "unsafe": true,
        "oneOf": [
          {
            "title": "<string>",
            "description": "<string>",
            "default": {},
            "category": "<string>",
            "categoryPriority": 123,
            "hints": [
              "<string>"
            ],
            "unsafe": true
          }
        ]
      }
    ],
    "properties": {},
    "propertyGroups": [
      {
        "label": "<string>",
        "properties": [
          "<string>"
        ]
      }
    ],
    "required": [
      "<string>"
    ],
    "title": "<string>",
    "unsafe": true
  }
}