Transaction not yet indexed

21tShBUTYVJ1GYKThn2CRbAhtdkgwCJTcVARLeonXQXTQ7SavPcTmFGMLRMjHz5fCb7Fu1wYQg1DVYSTvbgEzsuS

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