Transaction not yet indexed

mep7rggBvvReTAtzBPMwgSi9YjzeAsFfYdrAS2x9Az1azdXJiHr4xTac5sJZakAkfC8PmGyPvb3JcRHvkc6cEnS

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