Transaction not yet indexed

Y9HU6cTLMoSbo3P6EoMgDXQqMdc1VXBsYhr9jzFo8ZPgZUG16V2PqPwWjPSGsptPUT46eM5LdQPdzZQMbMxSma6

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