Transaction not yet indexed

5u21XUCrdb5tEMN3E7MUdz4HJMKchrbSnwW5UeM1A7oqFH65htFyBdCfsK2UUcdxadYNR3k1TsFAn5MigjTTrqMv

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