tx 0x421d5b988594e860687188ab2136c9e18881f0051321480296db74e543c4eb53Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 113724284,
    "order_id": 6421972,
    "new_price": 59756000000
  }
}