Transaction not yet indexed

661ZyUDU3zFXQJfkZYep4fGB8dBvQoyXFQUDmBz5JFR83HMimqE7kMUtVFevx88yG1kRZfxR18CFXFSc1NASemf7

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