The diverting SMS traffic via the official WhatsApp Cloud API is not possible as the API is not designed for such a purpose. The WhatsApp Business API only allows businesses to send messages to their customers who have opted in to receive messages via WhatsApp. It does not support diverting SMS traffic to WhatsApp.

• "Free Unique Customer Limit" and "WhatsApp Number Rating." It's important to note that any changes to pricing or limits are at the discretion of the service provider.
• "User-Initiated Conversation" (UIC) refers to a conversation that a user initiates with a business on WhatsApp. The pricing of Rs 0.35 per conversation in India is applicable when a business responds to a user-initiated conversation after a 24-hour window has elapsed since the user's last message.
• The WhatsApp Business API allows businesses to send messages to multiple users via a broadcast message. However, the limit on the number of users that can receive a broadcast message depends on the service provider's plan and the user's opt-in status.
• The maximum number of users that can receive a broadcast message in a single click is subject to change and depends on the provider's plan. It's important to follow WhatsApp's guidelines and policies when sending marketing campaigns to avoid any violations or account suspensions.