Get known nodes by inventory scope

{  "generatedAt": "2019-08-24T14:15:22Z",  "count": 0,  "nodes": [    {      "publicKey": "string",      "dateDiscovered": "2019-08-24T14:15:22Z",      "node": {        "active": false,        "activeInScp": false,        "alias": "string",        "dateDiscovered": "2019-08-24T14:15:22Z",        "dateUpdated": "2019-08-24T14:15:22Z",        "displayName": "string",        "geoData": {          "countryCode": "string",          "countryName": "string",          "latitude": 0,          "longitude": 0        },        "historyUrl": "string",        "homeDomain": "string",        "host": "string",        "index": 0,        "lag": 0,        "ip": "127.0.0.1",        "isFullValidator": false,        "isValidating": false,        "isValidator": true,        "isp": "string",        "key": "127.0.0.1:11625",        "ledgerVersion": 0,        "name": "string",        "networkId": "string",        "organizationId": "string",        "overLoaded": false,        "overlayMinVersion": 0,        "overlayVersion": 0,        "port": 0,        "publicKey": "string",        "quorumSet": {          "innerQuorumSets": [            {}          ],          "threshold": 0,          "validators": [            "string"          ]        },        "quorumSetHashKey": "string",        "statistics": {          "active24HoursPercentage": 0,          "active30DaysPercentage": 0,          "has24HourStats": false,          "has30DayStats": false,          "overLoaded24HoursPercentage": 0,          "overLoaded30DaysPercentage": 0,          "validating24HoursPercentage": 0,          "validating30DaysPercentage": 0        },        "versionStr": "string",        "historyArchiveHasError": true      },      "metadataState": "snapshot",      "current": true,      "scope": "current-validator",      "snapshotStartDate": "2019-08-24T14:15:22Z",      "snapshotEndDate": "2019-08-24T14:15:22Z",      "lastSeen": "2019-08-24T14:15:22Z",      "lastMeasurementAt": "2019-08-24T14:15:22Z"    }  ],  "page": {    "hasMore": true,    "limit": 1,    "offset": 0,    "total": 0  },  "scope": "current-validator",  "scopeTotals": {    "current-validator": 0,    "listener": 0,    "public-key-only": 0,    "archived": 0,    "all-known": 0  },  "source": "postgres_canonical"}