tx 0x42df62f0a276875ce10d2366a18409427ce5daa058e002eb7226f90c74555967Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6550415786,
    "order_id": 388157274,
    "new_price": 6321000000
  }
}