Transaction not yet indexed

491sHqCUxCDfqrvfyGfnSs7fHRsQWufFQ2L8HoYXa9reU2SFEPpeGftAL9AAMjsYz7upN1tp2x9YAG7TTjM7xtNX

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