Transaction not yet indexed

nmTtsh2M5hRHmAaBKStZrFCVK3CiNJtCAE7bb6qNfLKHK4Pc1dSYDarnvRC65v8q6F6LGprPZMTbmpUGX8L4ffG

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