Transaction not yet indexed

MB1a9NEQSCLBr7P9q6P5cKQhc6GnPZtv815kZk7GigufjQk6G6mV2oDDkrRXg7gk1BJ1ryGJZ1eEbtZbDC9Ldxc

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