Returns a counter of all the metric states in alert form per chain.

Example request

{
  "parentIds": {
    "unique_chain_id": {
      "include_chain_sourced_alerts": true,
      "systems": [
        "system_5330c562-368b-4192-bbaf-db6638307783",
        "system_d2a0a05e-c0ec-4b39-a101-d3cb5f47bc03"
      ],
      "nodes": [
        "node_9b7dfa8b-5cd8-47cb-b0ac-e8440c4038a9",
        "node_d9acff91-e435-4be9-bc6e-927ee5f0f8c6"
      ],
      "github_repos": [
        "repo_4ca781b6-154e-4bd0-8418-0c5debc07e54",
        "repo_fc4dfda7-2e97-433d-98ba-8af626a989b0"
      ],
      "dockerhub_repos": [
        "docker_4a9072d6-4cad-44e0-99dd-334333f86390",
        "docker_2c61ce5b-c1c7-429d-a2a4-5700ecdd4413"
      ]
    }
  }
}