Transaction not yet indexed

u921qiTo4HE9jZC751BrgUBBgAFcA3duWL5bnq54Rhy9B32M99Z6rfZFmFdnxFvPKAJ75MNfi6CGGUcEvt2MHXo

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