Transaction not yet indexed

5MMWkxtjaQkoU2f62VPFnDLF8fzKnzRKGSJKjRweWPz8j8d3u6akaGAqqeFYy5k4MT7ui6rfS6gkAQgaHG2QysQx

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