Transaction not yet indexed

5Cmmk7rWz68TCG5AviM3v3oiJUfNFt4oWzBBUBnd51tFS2NbAukhkEdR9msvPD3GEPJNgqAUYMHGkg1JSwdVYrPJ

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