Transaction not yet indexed

5FfHsmFPuiEtJnj653me3J9B6VXKNixCuG4jE17T9U8PcCpGJ16WRGFv9JsYhhszt5xsvjqBdqWRWsLJEsAvMek3

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