Transaction not yet indexed

21U4bC9jqGdsUqFPEPchpPvmo1mKHjsdVBUPJScVMEmkwPyZugP1G1G8QkzNgFvYCXPXtUd9VnQcYmWJCv93rewA

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