Observed TTP - Tool and Identity

{
    "id": “example:identity-d3082b16-6dbd-4f1a-8cee-9ea2a0a35d5f",
    "type": “identity",
    "timestamp": "2015-12-21T19:59:11Z",
    "name": “Recorded Future"
},

{
    "id": “example:tool-627e862d-04f4-42a3-bd52-561dc890ee99",
    "type": “tool",
    "timestamp": "2015-12-21T19:59:11Z",
    "name": “Web Intelligence Engine"
},

{
    "id": "example:rel-a2b0101d-03a8-4d0d-bedf-2b4ea386c1ac",
    "type": "relationship",
    "timestamp": "2016-01-12T19:00:12Z",
    "from": "example:ta-b8e37090-5d62-45a1-ac2e-a88601b08432",
    "to": "example:ttp-83dc6b53-ac3d-40e0-82ef-eab173c7ee1e",
    "relationship_nature": “Observed TTP"
},

{
    "id": "example:rel-0bb5bf55-0315-40ed-8320-a7a7d494198c",
    "type": "relationship",
    "timestamp": "2016-01-12T19:00:12Z",
    "from": "example:rel-a2b0101d-03a8-4d0d-bedf-2b4ea386c1ac",
    "to": "example:identity-d3082b16-6dbd-4f1a-8cee-9ea2a0a35d5f",
    "relationship_nature": "Has Source",
    "roles": ["Producer"]
}

{
    "id": "example:rel-e0adac7b-8895-4f1c-bcd9-3e17e1f582e2",
    "type": "relationship",
    "timestamp": "2016-01-12T19:00:12Z",
    "from": "example:rel-a2b0101d-03a8-4d0d-bedf-2b4ea386c1ac",
    "to": "example:tool-627e862d-04f4-42a3-bd52-561dc890ee99",
    "relationship_nature": "Has Source",
     "roles": ["Producer"]
}