Transaction not yet indexed

5M66tsWv8ZZqstXVf13fKW32Phvzp7XFPtkz3eahSdGsXn5Bh3bgkJY1Q1kVtMMDAX66aKgDpieCMcGLw1tDoMsU

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