Transaction not yet indexed

21rtb52vwwCrBb25xnNYfmXZmUS2vQcP3Ymwty6xoHuZ2MZAPLxk9zqf1dhUTWGxavTTYsrpusugQ1CeNt1Fv3wc

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