tx 0x4f9e238e558e0ba038eaaf63dd798d5c2bf8b7b3a5d57993a460fdb095e46d2dCopy

payload

{
  "ModifyOrder": {
    "new_size": 50000000,
    "order_id": 9897417,
    "new_price": 21699000000
  }
}