Transaction not yet indexed

21u3NHSTyCVt8vKCSwAzYXfbHD2z5JNWYACaUdhaDeAMQ9VSBaSK9YkRGt5u4geaGxRMLQKPp3MotV2HmMvrN9Lf

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