Transaction not yet indexed

vvkk18TJjaFpssv9FLjjWWNKgVWhoVzA1PU8CkLEGBNZi9SFgc6Rjb8A5Hx4oDAtwpCmr3rmXVVskqqwPbtjei9

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