{
  "description": "Snapshot with payload nodes, opaque node, edges, and roots",
  "protocol_version": 1,
  "kind": "Snapshot",
  "assertions": {
    "epoch": 7,
    "node_count": 3,
    "edge_count": 2,
    "root_count": 2,
    "has_opaque_node": true,
    "opaque_node_id": 3
  },
  "wire": {
    "Snapshot": {
      "epoch": 7,
      "nodes": [
        {
          "node": 1,
          "type_tag": "i32",
          "state": {
            "Payload": [1, 2, 3]
          }
        },
        {
          "node": 2,
          "type_tag": "f64",
          "state": {
            "Payload": [0, 0, 0, 0, 0, 0, 240, 63]
          }
        },
        {
          "node": 3,
          "type_tag": "opaque-type",
          "state": "Opaque"
        }
      ],
      "edges": [
        { "dependent": 2, "dependency": 1 },
        { "dependent": 3, "dependency": 1 }
      ],
      "roots": [1, 2]
    }
  }
}
