curl --request GET \
  --url https://sandbox.voice.miraiminds.co/v2/telephony/connections/{connection_id}/numbers \
  --header 'Authorization: Bearer <token>'

import requests

url = "https://sandbox.voice.miraiminds.co/v2/telephony/connections/{connection_id}/numbers"

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers)

print(response.text)

const url = 'https://sandbox.voice.miraiminds.co/v2/telephony/connections/{connection_id}/numbers';
const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch(url, options)
  .then(res => res.json())
  .then(json => console.log(json))
  .catch(err => console.error(err));

{
  "data": [
    {
      "number": "+918048123456",
      "voice_enabled": true,
      "sms_enabled": false,
      "mms_enabled": false,
      "application": "/v1/Account/MAXXXXXXXXXXXXXXXXXX/Application/29871234567890123/",
      "region": "Karnataka, INDIA"
    }
  ],
  "has_more": false,
  "next_cursor": null
}

{
  "error": {
    "code": "not_ready",
    "message": "Verify the connection and activate the number before calling"
  }
}