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Contact → Block Contact
AI-generatedSummary
Block a specific contact on WhatsApp using their Contact ID to prevent them from sending messages.
Inputs
- Contact ID (required) — The unique identifier of the contact to block, typically formatted like a phone number with a WhatsApp suffix (e.g., 5511999999999@s.whatsapp.net).
Output shape
a JSON object indicating block request success or failure
The operation returns the API response after attempting to block the contact; errors are reported if blocking fails.