Transaction not yet indexed

642TxR8ED8rfCdpJwejwW4NLFfWseVMXzL4jLiBTQvt8RkBEtsG6XvHU5XtZqjAtNsnx13QqwrSvGiFmYYVZgPK6

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