import Telnyx from 'telnyx';

const client = new Telnyx({
  apiKey: process.env['TELNYX_API_KEY'], // This is the default and can be omitted
});

const globalIPAssignment = await client.globalIPAssignments.create();

console.log(globalIPAssignment.data);

{
  "data": {
    "id": "6a09cdc3-8948-47f0-aa62-74ac943d6c58",
    "record_type": "sample_record_type",
    "created_at": "2018-02-02T22:25:27.521Z",
    "updated_at": "2018-02-02T22:25:27.521Z"
  }
}