Transaction not yet indexed

56skh21jFAecRm5ku2SjsH7rqWxnGwsdkcrpZNzGiGzhiVMnpPVNucG3vwgSyc1FDP7ZiA5KByk9r9pVFGDmjfAN

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