Transaction not yet indexed

SmTfnj4z6b5KRVVzK2ma2bpV4V9L5LFsgkAgS1ft61gU9eGXDp8pH7H7hMAPKEMkKA2nrHwNKA6uir43dJ4GXtY

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