Function parseDialAudioMessage

Returns
    | {
        call_id: string;
        direction: "inbound"
        | "outbound";
        formats: {
            inbound:
                | "mulaw_8000"
                | "alaw_8000"
                | "l16_8000"
                | "l16_16000"
                | "l16_24000";
            outbound: | "mulaw_8000"
            | "alaw_8000"
            | "l16_8000"
            | "l16_16000"
            | "l16_24000";
        };
        from: string;
        instruction?: string
        | null;
        language?: string | null;
        reconnect?: boolean;
        to: string;
        type: "call_connected";
    }
    | { payload: string; seq?: number; type: "media" }
    | { digit: string; type: "dtmf" }
    | { name: string; type: "mark" }
    | { seconds_remaining: number; type: "duration_warning" }
    | { timestamp: number; type: "ping_pong" }
    | {
        reason:
            | "error"
            | "caller_hangup"
            | "customer_hangup"
            | "duration_limit";
        type: "call_ended";
    }