Transaction not yet indexed

528S4Gpg1vp43dEye2KEtbXnqNvJvQ2ser9h3sTdwTgvDGNH6mPyNPkZnEADUiRWpFfftt8kSGb3GU9pp3UfpRh2

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