Get balance for a given kaspa address
Kaspa address as string e.g. kaspatest:qpqz2vxj23kvh0m73ta2jjn2u4cv4tlufqns2eap8mxyyt0rvrxy6ejkful67
^kaspatest:[a-z0-9]{61,63}$
GET /addresses/{kaspaAddress}/balance HTTP/1.1 Host: kas.nownodes.io Accept: */*
Successful Response
{ "address": "text", "balance": 1 }