Function Blocks

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Schedule a Callback

• Greetings_message – Greeting message voice agent will say to the customer, this will override initial prompt defined for the use case. This can be linked to a connecting block (AI generated greetings meesage based on previous conversation) or manually written. Data linkage will override the written text.
• Conversation_context – Pass previous conversation context to the voice agent.
• Scheduled_Time – Set the time for the callback. This follows ISO date format YYYY-MM-DDTHH:MM:SSZ.
• Bot_Number – Phone number to be used to call the customer. This can be linked to a connecting block or selected from dropdown option. Data linkage will override pre-selected dropdown option.
• Use_Case – Voice agent that will handle the callback. This can be linked to a connecting block or selected from dropdown option. Data linkage will override pre-selected dropdown option.
• Customer_Number – Customer’s phone number.
• Customer_Details: Customer’s details such as name, email in JSON format
• Agent_Options: If provided, these will override settings as defined in the Voice Agents section. E.g. if you want to change the language, voice, initial prompt, etc.
• No_Of_Retries: Number of retries if call failed if provided
• Retries_After_In_Hrs: Retry interval (in hrs) if provided
• Start_Working_Hour: 24 hour format (HH:MM), If provided call made before start hours will rescheduled at start hour of the day.
• End_Working_Hour: 24 hour format (HH:MM), If provided call cannot be made after the end work hour and if call made after end hours will rescheduled at start hour of the next day.
• Timezone: Call between start working hour and end working hour in timezone if provided [Default: Asia/Kolkata]

• Callback_scheduled – Confirms if the callback was successfully scheduled - True or False.

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Send WhatsApp

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Interakt

• Customer_Number – Customer’s phone number.
• Provider – Select your service provider for sending messages - Interakt.
• api_key – Enter the API key for authentication.
• template_name – Select the WhatsApp message template.
• template_language_code – Select the language code for the template.
• header_values – Dynamic variables for template headers (e.g., [“Renewal Due”, “Policy Update”]).
• body_values – Dynamic variables for the message body (e.g., [“John”, “123456”]).
• button_values – Dynamic variables for any buttons in the message.

• Message_success: Confirms if the WhatsApp message was successfully sent - True or False.

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Gupshup

• Customer_Number – Customer’s phone number.
• Provider – Select your service provider for sending messages - Gupshup.
• user_id – Enter the user id for authentication.
• password – Enter the password for authentication.
• template_id – Provide the WhatsApp message template.

• Message_success: Confirms if the WhatsApp message was successfully sent - True or False.

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Send Email

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Standard email providers

• To – Customer’s email address.
• CC – Additional email addresses you want to keep in loop, multiple entries to be separated by ;.
• Subject – Subject of the email. This can be linked to a connecting block (AI generated subject based on previous conversation) or manually written. Data linkage will override the written text.
• Email_Body – Content of the email. This can be linked to a connecting block (AI generated email body based on previous conversation) or manually written. Data linkage will override the written text.
• Email Provider – Select your service provider for sending email - Gmail, Outlook, Zoho, Godaddy.
• From Email – Company Email ID from which you want to send an email to the customer.
• Password – Enter the password for authentication.

• Email_success: Confirms if the Email was successfully sent - True or False.

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Custom email provider

• To – Customer’s email address.
• CC – Additional email addresses you want to keep in loop, multiple entries to be separated by ;.
• Subject – Subject of the email. This can be linked to a connecting block (AI generated subject based on previous conversation) or manually written. Data linkage will override the written text.
• Email_Body – Content of the email. This can be linked to a connecting block (AI generated email body based on previous conversation) or manually written. Data linkage will override the written text.
• Email Provider – Select your service provider for sending email - Gmail, Outlook, Zoho, Godaddy.
• From Email – Company Email ID from which you want to send an email to the customer.
• Password – Enter the password for authentication.
• SMTP Host – Enter your service provider SMTP host name e.g., smtp.gmail.com
• SMTP Port – Enter your service provider SMTP port number e.g., 467
• SMTP TLS Secure – Select TLS security protocol of your service provider - Enabled, Disabled.

• Email_success: Confirms if the Email was successfully sent - True or False.

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Smart Filter

• Field – Select a field to apply the filter. Multiple fields can also be linked from outputs of other blocks.
• Condition – Define a filtering condition (e.g., =, contains, >).
• Value – Enter the value to filter by.
• Add more – Apply multiple conditions simultanuously with AND or OR operators.

• Filtered Results: Returns only the fields that match the specified filter conditions.

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Webhook Block

• URL – Webhook URL to send the events to.
• Data – Data or events to send through webhook, data outputs from other blocks can be linked as inputs.

• Success_message: Confirms if the Data was successfully sent - True or False.

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Client side set up

• Accept POST requests only.
• Accept and parse application/json request bodies.
• Respond with JSON using Content-Type: application/json.
• Use proper HTTP status codes to indicate success or failure.

POST /your-webhook-endpoint
Content-Type: application/json

{
  "data": { ... }, // Custom data - all the connected blocks data passed to the webhook
  "timestamp": 1713784015226, // Current Unix timestamp in milliseconds
  "hash": "generated_hash" // A SHA256 or HMAC SHA256 hash for authentication
}

import { createHmac } from 'crypto';

function validateWithSecret(requestBody, secret) {
  const { timestamp, hash } = requestBody;

  const expectedHash = createHmac('sha256', secret)
    .update(String(timestamp))
    .digest('hex');

  return expectedHash === hash;
}

• Check that the timestamp is within 10 minutes (600,000 ms) of current server time.
• Reject requests too old or too far in the future.

function isTimestampValid(timestamp) {
  const now = Date.now();
  return Math.abs(now - timestamp) <= 10 * 60 * 1000;
}