{ "schemaRequiresEncryption": true, "ok": { "$numberInt": "1" }, "result": { "filter": { "ssn": { "$binary": { "base64": "ADgAAAAQYQABAAAABWtpABAAAAAEYWFhYWFhYWFhYWFhYWFhYQJ2AAwAAAA0NTctNTUtNTQ2MgAA", "subType": "06" } } }, "find": "test" }, "hasEncryptedPlaceholders": true }