Transaction not yet indexed

MkzP4p7KeUvYRcUeAtYKbmCfEhyLKS187sFnFUwA58FXXjgv38rm4rKoRWYQpEKnNR2vGdAAEGfp6a38FnYW7RZ

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