Transaction not yet indexed

Q16mxKQXyTywRfyZbTdHwsv6XU7MqqNKxCg8T6cpyVcmiMXBpikULrtxzQcvwHuyMddYFzVtwG4wPNNR3QWusvr

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