[{
    "collection": "users",
    "indexes": [{
        "name": "users",
        "key": {
            "username": 1
        },
        "unique": true
    }, {
        "name": "show_new",
        "key": {
            "created": -1
        }
    }]
}, {
    "collection": "addresses",
    "indexes": [{
        "name": "address",
        "key": {
            "address": 1
        },
        "unique": true
    }, {
        "name": "user",
        "key": {
            "user": 1
        }
    }]
}, {
    "collection": "mailboxes",
    "indexes": [{
        "name": "find_by_user",
        "key": {
            "user": 1,
            "path": 1
        }
    }, {
        "name": "user_subscribed",
        "key": {
            "user": 1,
            "subscribed": 1
        }
    }, {
        "name": "find_by_type",
        "key": {
            "user": 1,
            "specialUse": 1
        }
    }]
}, {
    "collection": "messages",
    "indexes": [{
        "name": "mailbox_messages",
        "key": {
            "mailbox": 1
        }
    }, {
        "name": "user_messages",
        "key": {
            "user": 1
        }
    }, {
        "name": "mailbox_uid_modseq",
        "key": {
            "mailbox": 1,
            "uid": 1,
            "modseq": 1
        }
    }, {
        "name": "mailbox_flags",
        "key": {
            "mailbox": 1,
            "flags": 1
        }
    }, {
        "name": "by_modseq",
        "key": {
            "modseq": 1
        }
    }, {
        "name": "by_flags",
        "key": {
            "flags": 1
        }
    }, {
        "name": "by_internaldate",
        "key": {
            "internaldate": 1
        }
    }, {
        "name": "by_headerdate",
        "key": {
            "headerdate": 1
        }
    }, {
        "name": "by_size",
        "key": {
            "size": 1
        }
    }, {
        "name": "by_uid",
        "key": {
            "uid": 1
        }
    }]
}, {
    "collection": "attachment.files",
    "indexes": [{
        "name": "related_messages",
        "key": {
            "metadata.messages": 1
        }
    }]
}, {
    "collection": "journal",
    "indexes": [{
        "name": "mailbox_modseq",
        "key": {
            "mailbox": 1,
            "modseq": 1
        }
    }, {
        "name": "autoexpire",
        "expireAfterSeconds": "21600",
        "key": {
            "created": 1
        }
    }]
}]