tx 0xfe65cf2c838b9c09a3d9ffd7c0a62d6e08144e5e58ef9a3438ee164b4a83d8f7Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3927764331,
    "order_id": 388375041,
    "new_price": 6305000000
  }
}