> ## Documentation Index
> Fetch the complete documentation index at: https://developers.redo.com/llms.txt
> Use this file to discover all available pages before exploring further.

# SupportTicketReplyInput

> A reply to the customer.

**body** `String!` *required*

Plain text: 1 to 10,000 characters, and not only whitespace. Line breaks are kept. Email sends it as text and simple HTML. No signature is added.

**email** `[SupportTicketEmailReplyInput](/docs/api-reference/v3/reference/support/support-ticket-email-reply-input)`

For email threads only. Rejected on any other thread.

**fields**

**bcc** `[String!]`

Addresses to blind copy. At most 20 across cc and bcc.

**cc** `[String!]`

Addresses to copy. At most 20 across cc and bcc.

**replyAll** `Boolean`

Also send to everyone on the last email, like Reply all. Defaults to false.

**idempotencyKey** `String`

A key you choose, up to 100 characters. A retry with the same key within 24 hours returns the first reply and sends nothing.

**threadId** `ID`

One of the ticket's threads, on a channel that takes replies (not voice). Defaults to the thread the customer wrote on most recently.


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