Transaction not yet indexed

MMUfQxRAZZZ9piXbL7KA3bLhgqANDm7962qAPCQTSH71dZmHKBFbsWH2TWGJvNePQinbBbXaXpR8rY7rBo6v7NN

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