Transaction not yet indexed

MNu7cUWmWXYx7ABehYK8HdtKnsmgaNTww8DtT5nnWsST6NUBTpGpF7VbXtiW4HjQVBQer8uPqpjaXe8KwJPHvM6

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