Transaction not yet indexed

ymDbGHppwmFeeachZ5PqbLFd8PpYTM2bu5HGVrJBLLNfZ8WcnmHnBr5DJqFcyic7tTfYkEYdWRTEGVTZqvVqD5J

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