Transaction not yet indexed

5CUGEtRXSuM1UJY19AiDPAUwSymKrTUmiofF7vNvAgT7mSYo4TCHDjyFVrFwTmxjTbX9HZ2JJvQkgS19wNp76ZD2

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