Transaction not yet indexed

66CUYvMtG9eXav3G18DSUfC1eYWfu9C1E8icD7P3NA3xPEudpTNxxMSGrXRxSzBNu6GAk4KeoARpmWPFzTiNECCE

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