Harvest list clients

{
  "type": "object",
  "properties": {
    "account_id": {
      "type": "string",
      "description": "Harvest Account ID (get it from harvest__list_accounts)"
    },
    "is_active": {
      "type": "boolean",
      "description": "Filter by active status"
    },
    "updated_since": {
      "type": "string",
      "description": "Only return clients updated after this ISO 8601 datetime"
    },
    "page": {
      "type": "number",
      "description": "Page number"
    },
    "per_page": {
      "type": "number",
      "description": "Results per page (max 100)"
    }
  },
  "required": [
    "account_id"
  ],
  "description": "Input schema for the harvest__list_clients tool."
}