tx 0x56abc0a19a2b396abfb76e76a0c27be2d4a692feee86ee1abde682a41c34d5bbCopy

payload

{
  "ModifyOrder": {
    "new_size": 30000000,
    "order_id": 1757325,
    "new_price": 29850000000
  }
}