Transaction not yet indexed

Y4kcWFug8ekXKUnPRhvjn8buzB8XfGekN34mSQG7jSAu18PnVGm28x5faQjFKF4iuqKWXyKA3Qd3DU9RQQorNo2

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