Transaction not yet indexed

Ub8CbWQDmW53cMqEZXWYxWZLetatqgYoNjM4yYhUxJC9W7mjRg7mcDNStAw57bP9Sa5ycLcj2QvcjknLJFcGUF3

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