Transaction not yet indexed

5b1sGU3mLWQjvXHEkVe5vUf8FY3k9fc4G76NAU4onzQkDS3V69yZD64BUuyMYv5ZhxXAcZHLh8HuRQ1FnFGS9pFM

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