Transaction not yet indexed

668YNo2WkuVQTo8W8fLqnKxaubBSNKMbPSf5bvLXrb67WSARUTpru6ZS4HWJZhrUAkapgHJvEXBa5YACN6s4BEGG

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