JavaScript librariesNode Slack SDKReference@slack/webhook v7.1.0On this page@slack/webhook v7.1.0 Enumerations ErrorCode Classes IncomingWebhook Interfaces CodedError IncomingWebhookDefaultArguments IncomingWebhookHTTPError IncomingWebhookRequestError IncomingWebhookResult IncomingWebhookSendArguments Type Aliases IncomingWebhookSendError Functions addAppMetadata