1{ 2 "description": "Standalone with default maxWireVersion of 0", 3 "uri": "mongodb://a", 4 "phases": [ 5 { 6 "responses": [ 7 [ 8 "a:27017", 9 { 10 "ok": 1, 11 "helloOk": true, 12 "isWritablePrimary": true 13 } 14 ] 15 ], 16 "outcome": { 17 "servers": { 18 "a:27017": { 19 "type": "Standalone", 20 "setName": null 21 } 22 }, 23 "topologyType": "Single", 24 "logicalSessionTimeoutMinutes": null, 25 "setName": null, 26 "compatible": false 27 } 28 } 29 ] 30}