Audit

GET /v1/audit?from=2026-04-01T00:00:00Z&to=2026-04-30T23:59:59Z&actor=usr_...&action=transaction.create&page=1&per_page=100

{
  "entries": [
    {
      "id": "aud_01HXYZ...",
      "tenant_id": "tnt_...",
      "actor_id": "usr_...",
      "actor_type": "user",
      "action": "transaction.create",
      "resource_type": "transaction",
      "resource_id": "tx_...",
      "request_id": "req_...",
      "ip": "203.0.113.10",
      "user_agent": "qustody-go/1.4.2",
      "metadata": {"vault_id": "vault_...", "amount_wei": "1000000000000000000"},
      "prev_hash": "sha256:...",
      "entry_hash": "sha256:...",
      "created_at": "2026-04-27T10:15:00Z"
    }
  ],
  "page": 1,
  "per_page": 100,
  "total": 4823
}

GET /v1/audit/verify?from=2026-04-01T00:00:00Z&to=2026-04-30T23:59:59Z

{
  "from": "2026-04-01T00:00:00Z",
  "to": "2026-04-30T23:59:59Z",
  "entries_checked": 4823,
  "first_entry_hash": "sha256:...",
  "last_entry_hash": "sha256:...",
  "broken_at": null,
  "valid": true
}

{
  "entries_checked": 4823,
  "broken_at": "aud_01HXYZ...",
  "valid": false
}