VK Basic Monitoring

Welcome everyone, please rate my implementation of the VK api (Post Soviet Social Network vk.com). Criticism and suggestions are accepted. If you need help getting a token and a chat ID, write to pm.

:log info "Start VK script"
# set router name
:global routername "SETMAME";
# set temp
:global tempC [/system health get temperature];
# set voltage
:global volt [/system health get voltage];
:global simplvolt ($volt / 10);
:global lowvolt ((($volt - ($simplvolt * 10)) * 10) / 1);
:global involt ("$[$simplvolt]".",".[:pick "$[$lowvolt]" 0 3] );
# set uptime
:global uptime [/system resource get uptime]
# set CPU load
:global cpuZ [/system resource get cpu-load]
# set version
:global vers [/system resource get version]
# set memory
:global memt [/system resource get total-memory]
:global memtotal ($memt / 1048576)
:global memo [/system resource get free-memory]
:global memoMB ($memo / 1048576)
#set uploaded Gb
:global txbyte [/interface get [find name=ether1] tx-byte];
:global simplGbtxreport ($txbyte / 1073741824);
#set downloaded Gb
:global rxbyte [/interface get [find name=ether1] rx-byte];
:global simplGbrxreport ($rxbyte / 1073741824);

# Message to VK 
#
/tool fetch url="https://api.vk.com/method/messages.send/?message=$routername($simplvolt|V)($tempC|TemC)($uptime|uptime)($cpuZ|CPU%)&peer_id=CHATIDHERE&v=5.67&access_token=TOKENHERE" keep-result=no
:log info "VK script finished"

It would be fine if you edit first post and explain when you use it, for what and what is VK.

VK is a kind of Facebook.

https://en.m.wikipedia.org/wiki/VK_(service)

This social network is not very popular in other countries, I did not post a description, now I will update the message.