Transaction not yet indexed

MmkV1KbP8BqqgjHqLt1bAsNRM34zCSS1P1ts3wCDgkJowcNrmGHiSiw2QMJrvYXN6JJCRMfQ6cUnYgz1zQVnibj

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