curl --request GET \
  --url https://api.vocode.dev/v1/account_connections/list \
  --header 'Authorization: Bearer <token>'

{
  "items": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "user_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "credentials": {
        "twilio_account_sid": "<string>",
        "twilio_auth_token": "<string>"
      },
      "type": "account_connection_twilio",
      "steering_pool": [
        "<string>"
      ],
      "account_supports_any_caller_id": false
    }
  ],
  "page": 123,
  "size": 123,
  "has_more": true,
  "total": 123,
  "total_is_estimated": true
}