tx 0x8f77ee8d75b52f0628a779c41484ce5bf9ddb387480e4d3973ddb0a005c90d48Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6549379819,
    "order_id": 388157274,
    "new_price": 6321000000
  }
}