Transaction not yet indexed

66Apf1cBtfeQkJbq9dF2R1binUWkVkfDU4crLihXUsh2uLrpXiyZ4eqEq7y3ETzN3kk2xQPLLe4f4KPA2TSV6Rsm

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