tx 0x8f89a5fb86d95742b8103fb51a8a7b91fcee7b0192357a331a7cf9c640f49882Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 4148992105,
    "order_id": 335997854,
    "new_price": 6213000000
  }
}