{
  "invention": {
    "description": "",
    "ingredients": [
      {
        "amount": 3,
        "uuid": "3b334239-4747-4cfc-a826-032221fb947b"
      },
      {
        "amount": 1,
        "uuid": "9fb53f05-2293-413e-bfc8-6b9a1785047c"
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    ],
    "name": "Diagram: Blood knife",
    "output": [
      {
        "amount": 1,
        "chance": 1,
        "uuid": "a786ea4f-9d96-4b3b-9fc2-84af51189ada"
      }
    ],
    "req_facilities": {
      "LIBRARY": 1
    },
    "req_skills": {
      "engineering": 5,
      "weapon_crafting": 7
    },
    "time": 3600,
    "tools": [
      "fff4b514-4156-49ca-b513-681b1b179273"
    ],
    "uuid": "e750c579-5ed6-48be-93cc-a4aff8d5a814",
    "xp": 10
  }
}