curl --request POST \
  --url https://sitegpt.ai/api/v0/chatbots/{chatbotId}/icons \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: multipart/form-data' \
  --form iconType=CHAT_BUBBLE \
  --form iconSrc='@example-file'

{
  "success": true,
  "message": "Updated the chatbot icon successfully",
  "data": null
}