Precheck an external action

curl --request POST \
  --url https://platform.lensmor.com/external/actions/precheck \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "params": {},
  "call_source": "<string>",
  "locale": "<string>",
  "trace_id": "<string>",
  "conversation_id": "<string>",
  "channel_message_id": "<string>"
}
'

{
  "ok": true,
  "action_type": "<string>",
  "allowed": true,
  "should_charge": true,
  "credits": 123,
  "biz_code": "<string>",
  "detail": {}
}