tx 0x86409492fd2e57f8c25529c4486dd40ac18e6c01791bc5ac73bdab657b0b5231Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 2311191931,
    "order_id": 388381285,
    "new_price": 6503000000
  }
}