tx 0x5efa20c1c3593bdd55aad2baea5c73b866132ba5ffdfb5e45a88fe04c6069b5aCopy

payload

{
  "ModifyOrder": {
    "new_size": 3737497,
    "order_id": 12344969,
    "new_price": 10439000000
  }
}