export declare enum WebhookErrorMessage {
    AUDIO_FORMAT_ERROR = "Invalid audio format. Please use 16bit PCM WAVE mono audio at 8kHz.",
    INVALID_ORIGIN = "Caution! IP address is not from sipgate",
    SERVERADDRESS_DOES_NOT_MATCH = "Given serverAddress does not match with Webhook URLs at console.sipgate.com. Follow-Up events will likely fail.",
    SERVERADDRESS_MISSING_FOR_FOLLOWUPS = "No serverAddress set. No Follow-Up Events will be sent.",
    SIPGATE_SIGNATURE_VERIFICATION_FAILED = "Signature verification failed.",
    INVALID_DTMF_MAX_DIGITS = "Invalid DTMF maxDigits. The max digits should be equal or greater than 1",
    INVALID_DTMF_TIMEOUT = "Invalid DTMF timeout. The timeout should be equal or greater than 0"
}