eon.shipload

{
  "name": "upgrade",
  "base": "",
  "fields": [
    {
      "name": "builder_id",
      "type": "uint64"
    },
    {
      "name": "target_id",
      "type": "uint64"
    },
    {
      "name": "target_item_id",
      "type": "uint16"
    },
    {
      "name": "inputs",
      "type": "cargo_item[]"
    },
    {
      "name": "slot",
      "type": "uint8?"
    }
  ]
}