Transaction not yet indexed

5c28QM7KMGuyBSZp5M3ymckdgbKNNAk7cNmTkE2LkBhcPRTFv4VzkFb5kHzAV8KxNZCHcpxjVnwMNh8kPyTRmCuU

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