I was able to stake signet btc at different time intervals i.e days, weeks,months, and year. All the staking process went smoothly.
Babylon address (BBN):
bbn1vsmdu6tk04u0pehdvhfxlap8f90d0ras2ttxvn
Signet BTC address :
tb1p26n7hu3khmpcwztwu3z640lxy35jch3uev5tje8t3dazsvnuxd0qytvs2m