tx 0x61fafdabc6e2b7d1dc0cff8b50fb5f57a6da32d510a5ac32b8d75142c2e655d3Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6773735469,
    "order_id": 340643503,
    "new_price": 6310000000
  }
}