tx 0x64ef1feb714ae077d347f9956fd3fbe2e7e729e91fb39f4f51dbff676122bf34Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6623681680,
    "order_id": 337815766,
    "new_price": 6464000000
  }
}