Transaction not yet indexed

ppop1M9K1osZLiSsxxWe9zU2w8AT7KEYGRcdFdizF9Jgd3cbx1kK5GDeYksJwisJCoCXkF6Pa8exzFbDQgHUKU8

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