tx 0x7a9003cad97e638bacfc868aa7bcfc8a2afb950253a9b637b0c4e71059956517Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6376932527,
    "order_id": 377687843,
    "new_price": 6570000000
  }
}