Send a Viber Service Message

In this building block you will see how to send a Viber message using the Messages API.

For a step-by-step guide to this topic, you can read our tutorial Sending Viber Service messages with the Messages API.

Example

Ensure the following variables are set to your required values using any convenient method:

Key Description
NEXMO_APPLICATION_ID The ID of the application that you created.
VIBER_SERVICE_MESSAGE_ID Your Viber Service Message ID.
TO_NUMBER The phone number you are sending the message to.

NOTE: Don't use a leading + or 00 when entering a phone number, start with the country code, for example, 447700900000.

Prerequisites

Create an application
If you do not have an application you can create one. Make sure you also configure your webhooks.

Write the code

Add the following to send-viber-message.sh:

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curl -X POST https://api.nexmo.com/v0.1/messages \
  -H 'Authorization: Bearer '$JWT\
  -H 'Content-Type: application/json' \
  -H 'Accept: application/json' \
  -d $'{
    "from": { "type": "viber_service_msg", "id": '$VIBER_SERVICE_MESSAGE_ID' },
    "to": { "type": "viber_service_msg", "number": '$TO_NUMBER' },
    "message": {
      "content": {
        "type": "text",
        "text": "This is a Viber Service Message sent from the Messages API"
      }
    }
  }'

View full source

Run your code

Save this file to your machine and run it:

$ bash send-viber-message.sh

Prerequisites

Create an application
If you do not have an application you can create one. Make sure you also configure your webhooks.

Write the code

Add the following to app.js:

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const Nexmo = require('nexmo')

const nexmo = new Nexmo({
  apiKey: NEXMO_API_KEY,
  apiSecret: NEXMO_API_SECRET,
  applicationId: NEXMO_APPLICATION_ID,
  privateKey: NEXMO_APPLICATION_PRIVATE_KEY_PATH
})

nexmo.channel.send(
  { "type": "viber_service_msg", "number": "TO_NUMBER" },
  { "type": "viber_service_msg", "id": "VIBER_SERVICE_MESSAGE_ID" },
  {
    "content": {
      "type": "text",
      "text": "This is a Viber Service Message sent from the Messages API"
    }
  },
  (err, data) => { console.log(data.message_uuid); }
);

View full source

Run your code

Save this file to your machine and run it:

$ node app.js

Try it out

When you run the code a Viber message is sent to the destination number.