Transaction not yet indexed

642ExtkEPcnCHkaMzXxMojWSp5bB6QPZsvQ7L1hte2o7Jd4rzkJu1JrqtCyiUGUHzzkxdvhkYrnXWbvECBYMvheQ

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