Transaction not yet indexed

UM6BbSbAsi6Z2U7YNCoJmLWm8wpJFpqDTheXbDDDRtmvbjYQsgJ2i4L71zvdKULPwdB8wjZZVMWhDkeSek84Jmf

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.