E04080 — BroadcastParameterBudgetExceeded

Broadcast parameters exceed an input limit.

• HTTP status: 422
• Type: validation_error
• Name: BroadcastParameterBudgetExceeded

What to do

Keep each input map within 16384 UTF-8 bytes and all languages together within 128 distinct input names. Remove inputs the template does not use.

Related

• E04xxx — Email 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