Transaction not yet indexed

21Tc6N6VuEnAdbVbMC5kqpJCXpvPiQY6qx3S97CmjubPy7xPbv213aa4oNy5EQmERnuH9u8cLMwh9qqom5rFTuAe

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