Transaction not yet indexed

666gQtJZwxD2bunDCFwJqBJZRoQoV2Mx4E9GwugPfBxXV1DBMa6HT9bh1siYkXPJFcha6dsGFKSCyFcTSPM8LHDh

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