tx 0x1dcbc878b4c195d35a26a32b25228687d5a3295b8cecd15bb7657e209cf3b290Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3884524234,
    "order_id": 388375041,
    "new_price": 6423000000
  }
}