curl --request POST \
  --url https://prod-contactswing-fastapi-962560522883.us-central1.run.app/v2/_new_assistants \
  --header 'Authorization: <authorization>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "name": "<string>",
  "type": "<string>",
  "model": "<string>",
  "api_keys": [
    "<string>"
  ],
  "instructions": "<string>",
  "prompts": {
    "agent": "<string>",
    "goal": "<string>"
  },
  "phone_number": "<string>",
  "kb_id": "<string>",
  "action_ids": [
    "<string>"
  ],
  "additional_settings": {
    "idle_time": 123,
    "max_messages": 123
  },
  "incoming_call_greeting": "<string>"
}
'

{
  "ctx_id": "<string>",
  "data": {
    "assistant_id": "<string>",
    "name": "<string>"
  }
}