Transaction not yet indexed

MkMCLg7fLHUUtB8e8h5UakEk9p8HiH9B8C4gJXfj5z8Q47QQ4oCyP18fziApM1Eynsj7cXYgGrP5iHQvfJvau3t

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