Transaction not yet indexed

NmKNzz9ZD3MTBrMHHo4y8cCYw2ffe137yKoKnfMBmc3EDMBjg2QLqZbSnpTwUmGHXN7aJDFHNQJoXKSAGfffvdc

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