Transaction not yet indexed

6668EgmZtxZy86qMAcaqpjzsJZUbuQFxraKE49oCptjBKXzcAWDh18zjs7PU2ba4LuGWPCPMeW7XPcddA9Zb5kHT

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