Transaction not yet indexed

Mf6f4GDAVYjSERbd9wb6ofWQnq9wJ7KyNKf69cZ2s4XF5p5WGYc3edCQM7Vpb5LSqcTJKAij6MiDXTrh5j8akr8

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