Transaction not yet indexed

52u99VEnq5SgjwTP21wVf2TyJEhxeobr8RCDk9N6Lh1kVTPGvi2pvWNy4JePpp6Bfow2EMmJsSoKTDtCSFzq14m8

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