Transaction not yet indexed

Mkx6vhFDPKRWN8QTPaX3Gda1f8AfsXMqjFtNWvFZkD5pEaDJa16aqjCQaY5oguCePoPLuYV3Rf5JmYPMmH8RsNG

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