Transaction not yet indexed

AMefHwL1XNsrJBB7dd1kSr1u2Prko9Lv64No48LUMcgPDVzeK7FokM41zyFetYVbSVp8LjQsjqZabtYqgM7pDV2

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