Transaction not yet indexed

ab1yxHYpSbTxkWuYGFcCU7WtcTEN7UmZbr3ztd2zUP6MfhhsWSrQhm6u5xweGQK3W2ufo7NUkNFnDmZ9vhqApSM

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