return 0 for guaranteed balance when required number of confirmations exceeds blockchain height
return 0 for guaranteed balance when required number of confirmations exceeds blockchain height

metrospark/czarcraft,duckx/nxt,fimkrypto/nxt,metrospark/czarcraft,dmkaplan2000/nxt_dmk,Ziftr/nxt,Ziftr/nxt,fimkrypto/nxt,fimkrypto/nxt,Ziftr/nxt,duckx/nxt,duckx/nxt,fimkrypto/nxt,metrospark/czarcraft,dmkaplan2000/nxt_dmk,dmkaplan2000/nxt_dmk