Transaction not yet indexed

tu4abvYvXbWHVqJEd1Nk6nuTtdHKAQybQg2zoRk8Q3K8MSu5dXca9F21Vc3shVBXNifqrfRCyFNjPTDVtP5ayFH

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