tx 0x9b0f003a964f800b5b2ae3bf8ca4636e3e684622c9dc9c8d0f670409613a9e8eCopy

payload

{
  "ModifyOrder": {
    "new_size": 50000000,
    "order_id": 1800189,
    "new_price": 29821000000
  }
}