Transaction not yet indexed

661MtPk4pnasgDwmW3xqgKcQBfvJMQ4aRLFEtWSgzBYabg2ikR2goqjHEUfZfiVCJLmuyByMYmDXFfqRAPnRNRfY

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