{
  "vectors": [
    {
      "description": "HKDF-SHA256 with ikm=01010101... info=\"test\"",
      "ikm": "0101010101010101010101010101010101010101010101010101010101010101",
      "salt": "0202020202020202020202020202020202020202020202020202020202020202",
      "info": "test",
      "length": 32,
      "output": "c29ad28122f9efac1d222d30a664f1c7fda7c346b946e0dc16706b19de4d2c5d"
    },
    {
      "description": "HKDF-SHA256 with ikm=abababab... info=\"ShadeRootRatchet\"",
      "ikm": "abababababababababababababababababababababababababababababababab",
      "salt": "0000000000000000000000000000000000000000000000000000000000000000",
      "info": "ShadeRootRatchet",
      "length": 64,
      "output": "a8c2d71e36c177ad9c5fdf6a0ffa80580221b4b4ec682cfdb675c7d8f4643cae97a7c61362b44323da3427c3437bdb4b6c3ce0abec7455321fa3535f51925326"
    },
    {
      "description": "HKDF-SHA256 with ikm=cdcdcdcd... info=\"ShadeX3DH\"",
      "ikm": "cdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd",
      "salt": "0000000000000000000000000000000000000000000000000000000000000000",
      "info": "ShadeX3DH",
      "length": 32,
      "output": "729d4e36db2cb327325ab04c76162e87300706e31f4920a30935845ebbf122ac"
    }
  ]
}