Transaction not yet indexed

21NbZdVJYmozm331Vr9BxG5adR1TzeniBqWMmUkH3ujTCEzYncvYGB8QpBH42A6bUD6bErdKsF1f4eSFWY4rJvfb

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