Transaction not yet indexed

21a939VUqXKTLysHxeEr6Yp26nRETTWcxEoQ5k8Rzaq9yPnATosqtFSdaaFgMVfZyrfUKfLvLN7DZVPGMjMJ4Mp7

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