tx 0x2a1edfaf3195a8563cfb654970b7ecd2ba796fd4a8eae0f20a41dc6fd0dbc46bCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6440159015,
    "order_id": 388157274,
    "new_price": 6423000000
  }
}