Transaction not yet indexed

42cAM55d4h8d6fzijrjvcmcdxS5mRKB2CYzqFpaPrEXijddDUho9nZimHWEV6w6hDToeLFspo3FB4LTAF1SN1cn1

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