Transaction not yet indexed

MQx9Yung5eg3TQLpfS8nuWHYL7qZjbZ2cRAG8huz7vWp9H28MrvqeD1RFtEzX1WKrgrUfMQKvzdQFUG4x4Jr6R6

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