Transaction not yet indexed

528UwbhWRKDAmqQyodvgUbNtsg7CeBzn2fNcYMA4sdeXmbd7pS9dFKEXatJspLcoKjqTMsaWWt5fP9KvGC3J5CwF

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