Edit a draft (only allowed while status='draft')

curl --request PATCH \
  --url https://api-sandbox.featherhq.com/v1/email/drafts/{draft_id} \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "subject": "<string>",
  "body_html": "<string>",
  "body_text": "<string>",
  "to": [
    {
      "address": "<string>",
      "name": "<string>"
    }
  ],
  "cc": [
    {
      "address": "<string>",
      "name": "<string>"
    }
  ],
  "bcc": [
    {
      "address": "<string>",
      "name": "<string>"
    }
  ],
  "reply_to": [
    {
      "address": "<string>",
      "name": "<string>"
    }
  ]
}
'

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "organization_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "session_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "account_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "agent_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "in_reply_to_turn_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "subject": "<string>",
  "body_html": "<string>",
  "body_text": "<string>",
  "to": [
    {
      "address": "<string>",
      "name": "<string>"
    }
  ],
  "cc": [
    {
      "address": "<string>",
      "name": "<string>"
    }
  ],
  "bcc": [
    {
      "address": "<string>",
      "name": "<string>"
    }
  ],
  "reply_to": [
    {
      "address": "<string>",
      "name": "<string>"
    }
  ],
  "approved_by_member_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "approved_at": "2023-11-07T05:31:56Z",
  "sent_turn_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "evidence_snapshot": {},
  "auto_send_reason": "<string>",
  "discarded_by_member_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "discarded_at": "<string>",
  "created_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z"
}