MONGO_CLIENT_EVENTS: readonly [
"connectionPoolCreated",
"connectionPoolReady",
"connectionPoolCleared",
"connectionPoolClosed",
"connectionCreated",
"connectionReady",
"connectionClosed",
"connectionCheckOutStarted",
"connectionCheckOutFailed",
"connectionCheckedOut",
"connectionCheckedIn",
"commandStarted",
"commandSucceeded",
"commandFailed",
"serverOpening",
"serverClosed",
"serverDescriptionChanged",
"topologyOpening",
"topologyClosed",
"topologyDescriptionChanged",
"error",
"timeout",
"close",
"serverHeartbeatStarted",
"serverHeartbeatSucceeded",
"serverHeartbeatFailed",
]