terraform/testing/equivalence-tests/tests/simple_object/dynamic_resources.json

{
  "tfcoremock_object": {
    "attributes": {
      "object": {
        "type": "object",
        "optional": true,
        "object": {
          "string": {
            "type": "string",
            "optional": true
          },
          "boolean": {
            "type": "boolean",
            "optional": true
          },
          "number": {
            "type": "number",
            "optional": true
          }
        }
      }
    }
  }
}