E15062 — WhatsAppContactBirthdayInvalid
A contact card's birthday is not a date.
- HTTP status: 422
- Type: validation_error
- Name: WhatsAppContactBirthdayInvalid
What to do
Send birthday as YYYY-MM-DD, naming a date the calendar holds. A card showing a date that does not exist reaches the recipient looking like a bug in your data.
Related
- E15xxx — WhatsApp sending & delivery: every code in this range
- Errors: the full wire contract, status mapping, and error catalog
- Error handling: branching on type and code, validation details, and vendor_code