Transaction not yet indexed

642DUcdgfLjMZQBfjFhDDBtjeUaEjMJZBxZjktwRqoxcxv1MT3JcEmGaAPZt2wGTdM1WJShTAAztxu3RZ71J8td8

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