Transaction not yet indexed

NMmbtJPd1um38eqyQ49jGbiBB322eYWpekXy1ZZafvNTo5bWZpyThgHQviviaJxfVakR2hLzuYRvMjxGDpfzUmQ

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