tx 0x8d6c31e385ec5afa641f6ebffd2a5721c5d0534870d8f3fe3f5dbefdce9afa2eCopy

payload

{
  "ModifyOrder": {
    "new_size": 17261851,
    "order_id": 21687709,
    "new_price": null
  }
}