curl --request PUT \
  --url https://api.gptmaker.ai/v2/agent/{agentId}/transfer-rules/{transfer-rule-id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "instructions": "<string>",
  "returnOnFinish": true,
  "agentId": "<string>",
  "userId": "<string>"
}
'

{
  "id": "<string>",
  "createdAt": "<string>",
  "instructions": "<string>",
  "returnOnFinish": true,
  "agentId": "<string>",
  "userId": "<string>"
}