tx 0x744ddcdffbd55a26feee325eaebc85dd4f7b830c65696e74d041540b89a2ce78Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6328858998,
    "order_id": 412398917,
    "new_price": 6488000000
  }
}