Transaction not yet indexed

MPB5BQEYDRjZKY2A9oqnnQrWrv3AK4PPG3DbzdPWjvE5vqB9huEvWT58df45YMJpqUNmNLzykJbQ3f89NAn2ULL

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