use_auth_hash

svc=core/use_auth_hash&params={
  "authHash": <text>,
  "operateAs": <text>,
  "appName": <text>,
  "checkService": <text>
}

{
    "eid": <text>,                  /* Session ID. */
    "gis_sid": <text>,              /* Session ID for the GIS services. */
    "host": <text>,                 /* Host. */
    "hw_gw_ip": <text>,             /* IP address of the server to which devices send data. */
    "au": <text>,                   /* Username. */
    "hl": <int>,                    /* Have login ID. True if the field is present (the value is always 1). */
    "tm": <uint>,                   /* Current time (UTC). */
    "wsdk_version": <text>,         /* SDK version. */
    "base_url": <text>,
    "hw_gw_dns": <text>,            /* Domain name of the server to which devices send data. */
    "gis_search": <text>,           /* GIS search URL. */
    "gis_render": <text>,           /* GIS render URL. */
    "gis_geocode": <text>,          /* GIS geocode URL. */
    "gis_routing": <text>,          /* GIS routing URL. */
    "token": <text>,                /* Session token. */
    "th": <text>,                   /* Token hash. */
    "web_site": <text>,             /* URL of the Wialon monitoring system. */
    "web_cms_manager_site": <text>, /* URL of the Wialon management system. */
    "user": {                       /* The user on whose behalf you want to log in. */
        "nm": <text>,               /* Name. */
        "cls": <uint>,              /* ID of the superclass "user". */
        "id": <long>,               /* ID. */
        "prp": {                    /* Custom properties, for example: */
            "dst": <text>,          /* Daylight saving time. */
            "language": <text>,     /* Language (two-letter code). */
            "msakey": <text>,       /* Access key to the mobile site. */
            "pcal": <text>,         /* Iranian calendar. */
            "tz": <text>,           /* Time zone. */
            "us_units": <text>,     /* US metrics (miles and gallons). */
            ...
        },
        "crt": <uint>,              /* Creator ID. */
        "bact": <uint>,             /* Account ID. */
        "fl": <uint>,               /* User flags. */
        "hm": <text>,               /* Host mask. */
        "uacl": <uint>,             /* User access to himself. */
        "mu": <uint>,               /* Measurement system. */
        "ct": <uint>,               /* User creation date. */
        "ftp": {<text>},            /* FTP server settings. */
        "ld": <uint>,               /* Date of the previous login. */
        "pfl": <uint>,              /* Creator flag. */
        "ap": {                     /* Two-factor authentication settings. */
            "type": <uint>,         /* Authentication type (0 — none, 1 — email, 2 — SMS). */
            "phone": <text>         /* Phone number. */
        },
        "mapps": {<text>},          /* List of mobile apps. */
        "mappsmax": <int>           /* Restrictions for the mobile apps specified in the billing plan. */
    },
    "classes": {                    /* Superclasses available to the current user (key — superclass name, value — superclass ID): */
        "avl_hw": <uint>,           /* Hardware type. */
        "avl_resource": <uint>,     /* Resource. */
        "avl_retranslator": <uint>, /* Retranslator. */
        "avl_unit": <uint>,         /* Unit. */
        "avl_unit_group": <uint>,   /* Unit group. */
        "user": <uint>,             /* User. */
        "avl_route": <uint>         /* Route. */
    },
    "features": {
        "unlim": <bool>,            /* Billing plan type: 0 — regular, 1 — special (for development/testing). */
        "svcs": {                   /* Hash collection of allowed services; if a service isn't mentioned here, it is forbidden. */
            "<service_name>": <bool>, /* Key — service name; value: 0 — service available, but limit reached, 1 — service available and can be used. */
            ...
        }
    }
}