Transaction not yet indexed

HYUPZm2LPjjgtD3YmEKuy1osRqWyiSr4hT81iCbNQQHLFADn3JsV9wBV6THaH9Jtkfhw3qn9XG3NFtpdcFfpi18

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