90038: 'BroadcastStatusCallbackUrl' is invalid

BroadcastStatusCallbackUrl is not a valid callback URL for a Notify Broadcast request. Provide a fully qualified http or https URL that Twilio can request to send broadcast status updates.

• BroadcastStatusCallbackUrl is missing a valid URL scheme
• BroadcastStatusCallbackUrl uses a scheme other than http or https
• BroadcastStatusCallbackUrl is not a fully qualified URL
• The URL contains formatting errors, such as invalid characters or an incomplete host name

• Set BroadcastStatusCallbackUrl to a complete http or https URL
• Verify that the URL includes the protocol, host, and path if needed
• Remove unsupported schemes and update the value to use http or https
• Validate the callback URL in your application before you send the Broadcast request

• Notify API reference
• Status callbacks
• Webhook request guide