tx 0x8f6bab6baf4593e07dc620407a0a7b7da90fe3abe435d0b7d4858f11be993509Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6423550668,
    "order_id": 388157274,
    "new_price": 6504000000
  }
}