Transaction not yet indexed

Z2a87bYb1CEyDvDqoZPKd2cFdsFiyDhcGq6b3TpK9Kqbjx7ndeUCHivkLXvaWTPwPG3jeHhdZEQ9p4CE8a5AoEF

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