tx 0xe8868fc8370303d3d2829191e17a3c1499912fd8b2528ea76a7271a8faf7cf15Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6548344181,
    "order_id": 388157274,
    "new_price": 6320000000
  }
}