tx 0x9ea286899867ad72c72bd1b99181acd149937fb15701521a412a36282d5b5e29Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6526576139,
    "order_id": 388157274,
    "new_price": 6341000000
  }
}