tx 0x4ab2f1fd52abcf79ce6a8481a7a8c1df0c0a6a1977a6b5e587a2dbfedee6a663Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3980954909,
    "order_id": 335184921,
    "new_price": 6469000000
  }
}