masternode list-conf wrong result object keys

[Porshe]

Command masternode list-conf

return object with the same keys (masternode)
{
"masternode": {
"alias": "MN1",
"address": ".......:1947",
"privateKey": ".....",
"txHash": "......",
"outputIndex": "0",
"status": "WATCHDOG_EXPIRED"
},
"masternode": {
"alias": "MN2",
"address": ".....:1947",
"privateKey": "......",
"txHash": ".....",
"outputIndex": "0",
"status": "WATCHDOG_EXPIRED"
}
}

Keys need be like number keys or masternode alias as keys