tx 0x78ed02e43aaf6fce67d09c6dcffd3437a1183450ae772e99c664b3836e47aed2Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6550301641,
    "order_id": 388157274,
    "new_price": 6321000000
  }
}