curl --request POST \
  --url https://api.getmodus.com/api/v1/context/custom-items \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "kind": "entity",
  "sourceId": "billing-db",
  "sourceName": "Billing database",
  "collectionId": "contracts",
  "collectionName": "Contracts",
  "externalId": "contract-123",
  "name": "Acme renewal contract",
  "entityType": "contract",
  "description": "Enterprise renewal metadata from the internal billing system.",
  "attributes": [
    {
      "name": "status",
      "dataType": "string",
      "value": {
        "text": "active"
      }
    }
  ],
  "topics": [
    "billing",
    "renewals"
  ]
}
'

import requests

url = "https://api.getmodus.com/api/v1/context/custom-items"

payload = {
    "kind": "entity",
    "sourceId": "billing-db",
    "sourceName": "Billing database",
    "collectionId": "contracts",
    "collectionName": "Contracts",
    "externalId": "contract-123",
    "name": "Acme renewal contract",
    "entityType": "contract",
    "description": "Enterprise renewal metadata from the internal billing system.",
    "attributes": [
        {
            "name": "status",
            "dataType": "string",
            "value": { "text": "active" }
        }
    ],
    "topics": ["billing", "renewals"]
}
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({
    kind: 'entity',
    sourceId: 'billing-db',
    sourceName: 'Billing database',
    collectionId: 'contracts',
    collectionName: 'Contracts',
    externalId: 'contract-123',
    name: 'Acme renewal contract',
    entityType: 'contract',
    description: 'Enterprise renewal metadata from the internal billing system.',
    attributes: [{name: 'status', dataType: 'string', value: {text: 'active'}}],
    topics: ['billing', 'renewals']
  })
};

fetch('https://api.getmodus.com/api/v1/context/custom-items', 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.getmodus.com/api/v1/context/custom-items",
  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([
    'kind' => 'entity',
    'sourceId' => 'billing-db',
    'sourceName' => 'Billing database',
    'collectionId' => 'contracts',
    'collectionName' => 'Contracts',
    'externalId' => 'contract-123',
    'name' => 'Acme renewal contract',
    'entityType' => 'contract',
    'description' => 'Enterprise renewal metadata from the internal billing system.',
    'attributes' => [
        [
                'name' => 'status',
                'dataType' => 'string',
                'value' => [
                                'text' => 'active'
                ]
        ]
    ],
    'topics' => [
        'billing',
        'renewals'
    ]
  ]),
  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.getmodus.com/api/v1/context/custom-items"

	payload := strings.NewReader("{\n  \"kind\": \"entity\",\n  \"sourceId\": \"billing-db\",\n  \"sourceName\": \"Billing database\",\n  \"collectionId\": \"contracts\",\n  \"collectionName\": \"Contracts\",\n  \"externalId\": \"contract-123\",\n  \"name\": \"Acme renewal contract\",\n  \"entityType\": \"contract\",\n  \"description\": \"Enterprise renewal metadata from the internal billing system.\",\n  \"attributes\": [\n    {\n      \"name\": \"status\",\n      \"dataType\": \"string\",\n      \"value\": {\n        \"text\": \"active\"\n      }\n    }\n  ],\n  \"topics\": [\n    \"billing\",\n    \"renewals\"\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.getmodus.com/api/v1/context/custom-items")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"kind\": \"entity\",\n  \"sourceId\": \"billing-db\",\n  \"sourceName\": \"Billing database\",\n  \"collectionId\": \"contracts\",\n  \"collectionName\": \"Contracts\",\n  \"externalId\": \"contract-123\",\n  \"name\": \"Acme renewal contract\",\n  \"entityType\": \"contract\",\n  \"description\": \"Enterprise renewal metadata from the internal billing system.\",\n  \"attributes\": [\n    {\n      \"name\": \"status\",\n      \"dataType\": \"string\",\n      \"value\": {\n        \"text\": \"active\"\n      }\n    }\n  ],\n  \"topics\": [\n    \"billing\",\n    \"renewals\"\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.getmodus.com/api/v1/context/custom-items")

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  \"kind\": \"entity\",\n  \"sourceId\": \"billing-db\",\n  \"sourceName\": \"Billing database\",\n  \"collectionId\": \"contracts\",\n  \"collectionName\": \"Contracts\",\n  \"externalId\": \"contract-123\",\n  \"name\": \"Acme renewal contract\",\n  \"entityType\": \"contract\",\n  \"description\": \"Enterprise renewal metadata from the internal billing system.\",\n  \"attributes\": [\n    {\n      \"name\": \"status\",\n      \"dataType\": \"string\",\n      \"value\": {\n        \"text\": \"active\"\n      }\n    }\n  ],\n  \"topics\": [\n    \"billing\",\n    \"renewals\"\n  ]\n}"

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

{
  "contextItemId": "7a3f9d2c-1111-4000-a000-000000000abc",
  "contextType": "custom_entity_metadata",
  "dataPath": [
    "billing-db",
    "contracts",
    "contract-123"
  ],
  "title": "Acme renewal contract"
}

{
  "error": {
    "code": "BAD_REQUEST",
    "status": "INVALID_ARGUMENT",
    "message": "Invalid value for query parameter `pageSize`.",
    "requestId": "req_01HQ7K8ABCDEFGHIJKLMNOPQRS"
  }
}

{
  "error": {
    "code": "UNAUTHORIZED",
    "status": "UNAUTHENTICATED",
    "message": "Missing or invalid access token.",
    "requestId": "req_01HQ7K8ABCDEFGHIJKLMNOPQRS"
  }
}

{
  "error": {
    "code": "FORBIDDEN",
    "status": "PERMISSION_DENIED",
    "message": "Missing required scope(s) for this operation.",
    "requestId": "req_01HQ7K8ABCDEFGHIJKLMNOPQRS",
    "info": {
      "missing": [
        "<required-scope>"
      ]
    }
  }
}

{
  "error": {
    "code": "NOT_FOUND",
    "status": "NOT_FOUND",
    "message": "Resource not found.",
    "requestId": "req_01HQ7K8ABCDEFGHIJKLMNOPQRS"
  }
}

{
  "error": {
    "code": "CONFLICT",
    "status": "ALREADY_EXISTS",
    "message": "A resource with that identifier already exists.",
    "requestId": "req_01HQ7K8ABCDEFGHIJKLMNOPQRS"
  }
}

{
  "error": {
    "code": "VALIDATION",
    "status": "INVALID_ARGUMENT",
    "message": "Updates that would revoke your own access are not allowed.",
    "requestId": "req_01HQ7K8ABCDEFGHIJKLMNOPQRS"
  }
}

{
  "error": {
    "code": "INTERNAL_ERROR",
    "status": "INTERNAL",
    "message": "An unexpected error occurred.",
    "requestId": "req_01HQ7K8ABCDEFGHIJKLMNOPQRS"
  }
}