Transaction not yet indexed

263vk6EXGdNRAydrvgNhH4eUFXZYAmBTfKbR2Jrmhv6M49bfnMEDN4z85PC3gVaoFuftA8ZrFKZLXa6dEPQqTGRK

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