Transaction not yet indexed

1Uukj6Uq9CdFvEKDkF5RCqWCpHZTtUhgowQ6GwYapMo3Nf2Pvjkc3V2UYJu2wMeNM75kyeNHvsPQng4LimdQfWE

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