curl --location --request POST 'https://api.userorbit.com/v1/public/topics-subscriber.info' \
--header 'Authorization: Bearer SUBSCRIBER_JWT_TOKEN' \
--header 'Content-Type: application/json' \
--data-raw '{
  "id": "topic-uuid-123"
}'

const response = await fetch('https://api.userorbit.com/v1/public/topics-subscriber.info', {
  method: 'POST',
  headers: {
    'Authorization': `Bearer ${subscriberToken}`,
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({ id: topicId })
});

const { data } = await response.json();
console.log(`Subscribed: ${data.isSubscribed}`);

import requests

response = requests.post(
    'https://api.userorbit.com/v1/public/topics-subscriber.info',
    headers={
        'Authorization': f'Bearer {subscriber_token}',
        'Content-Type': 'application/json'
    },
    json={'id': topic_id}
)

is_subscribed = response.json()['data']['isSubscribed']

{
  "data": {
    "isSubscribed": true
  }
}

{
  "data": {
    "isSubscribed": false
  }
}