tx 0xb51ddfb6b8cbc9f6fc553757d4f266e5804b65e0990587dc035fdab9d73a342cCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6539879900,
    "order_id": 388157274,
    "new_price": 6342000000
  }
}