Transaction not yet indexed

1iishMdv2KEaPKHaKMkC23SrzjtpF7x1CYPfNyEdSJ8g3o7YYMvzfhFuDiaX1uprWDUqZSdCzrFS32BoUUcQcS6

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