Transaction not yet indexed

YfZ6c8pHsqbZwNZ9smFtbu6DMXXaF9g1TH8MUapbxNyd4SCarVdNpQQ6j9WNPSwfUu4ZvPMBWDLUf5Sytu21Qsm

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