Transaction not yet indexed

iS1jHaFMkc4it8RVpyYt6ebrQLjkKhKSwtMjB6gghXWhspaoNvQcM2Zujqs3wgYZrNkLmnZYTsWVCv2uoLbefe1

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