Transaction not yet indexed

4So91CfHGivPvUbvx8V1b68SpJHXTTWcLFbHS7DMZmfE9bwA2GSEz3fUMtrdaUKzbtTDUDWsw7oExYLzEmp8NuAG

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